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2 classes
0:noun:0#q0
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
keyword
additive identity in arithmetic
true
0:noun:0#q1
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
question
Which number can you add to any number without changing its value?
true
0:noun:0#q2
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
conversational
I remember there's a number that leaves a sum unchanged when you add it—what's that called?
true
0:noun:0#q3
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
constraint
Find the number that keeps the sum unchanged for any addend, not a number describing missing units
true
0:noun:0#q4
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
role
As a student learning addition, what number can I add to 8 and still get 8?
true
0:noun:0#q5
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
example_based
Give me a sentence using 0 as the number that leaves a sum unchanged
false
0:noun:0#q6
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
step_by_step
Show step by step why adding this number to 17 still gives 17
true
0:noun:0#q7
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
directive
Explain the number that acts as the identity element for addition
true
0:noun:0#q8
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
keyword
number that leaves sums unchanged
true
0:noun:0#q9
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
question
Why does adding nothing numerically preserve the original value?
true
0:noun:0#q10
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
conversational
My homework asks which number keeps the other number the same in an addition problem, and I've blanked
true
0:noun:0#q11
0:noun:0
0
0
noun
0
everyday_life.quantity_time
tier5
example_based
Give an example equation where adding this value leaves the other addend unchanged
true
0:adjective:0#q0
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
keyword
score with no points
true
0:adjective:0#q1
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
question
What do you call a score with no points earned?
true
0:adjective:0#q2
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
conversational
My team finished without scoring at all—what would you call that kind of score?
true
0:adjective:0#q3
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
constraint
a count showing no items, not a number you add
true
0:adjective:0#q4
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
role
as a math teacher, how would you describe a score with no points?
true
0:adjective:0#q5
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
example_based
write a sentence using zero to describe a score, not a number being added
true
0:adjective:0#q6
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
step_by_step
how do I record a result when no units were counted, step by step
true
0:adjective:0#q7
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
directive
give examples of quantities that can be recorded as having none
true
0:adjective:0#q8
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
keyword
temperature reading with no degrees above the reference point
true
0:adjective:0#q9
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
question
Which adjective describes a quantity when there are no units present?
true
0:adjective:0#q10
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
conversational
I need to label a tally where nothing was counted; what wording fits?
true
0:adjective:0#q11
0:adjective:0
0
0
adjective
0
mathematics.arithmetic
tier5
example_based
sentence using zero before a noun to show none are present
true
1:noun:0#q0
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
keyword
first positive integer
true
1:noun:0#q1
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
question
Which counting number comes immediately after zero?
true
1:noun:0#q2
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
conversational
I’m labeling the first page of a set—what number starts the count?
true
1:noun:0#q3
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
constraint
the number after zero, written as a digit rather than a word
true
1:noun:0#q4
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
role
Explain the first counting number to a preschooler learning to recognize digits
true
1:noun:0#q5
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
example_based
Give me a sentence using 1 as a number in a basic addition problem
false
1:noun:0#q6
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
step_by_step
Show how to count from zero to the first positive integer, one step at a time
true
1:noun:0#q7
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
directive
Compare the value of 1 with zero on a number line
false
1:noun:0#q8
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
keyword
digit that begins the positive counting sequence
true
1:noun:0#q9
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
question
What numeral do I write for the answer to zero plus one?
true
1:noun:0#q10
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
conversational
I keep mixing up the word for the number at the start of counting with the idea of a single item. Which number am I thinking of?
true
1:noun:0#q11
1:noun:0
1
1
noun
0
everyday_life.quantity_time
tier5
example_based
Write one as a numeral in a simple equation, not as a description of how many items there are
true
1:adjective:0#q0
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
keyword
single item quantity adjective
true
1:adjective:0#q1
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
question
Which word describes having just a single item, rather than several?
true
1:adjective:0#q2
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
conversational
I'm labeling a box with just one mug in it—what adjective says there's only a single item?
true
1:adjective:0#q3
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
constraint
a term for a single object, not a count or numeral
true
1:adjective:0#q4
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
role
as an English learner, how do I describe just one apple rather than multiple apples?
true
1:adjective:0#q5
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
example_based
give me a sentence using “one” to describe the amount of fruit
true
1:adjective:0#q6
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
step_by_step
show how to use the adjective for a single item in a sentence, step by step
true
1:adjective:0#q7
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
directive
explain how this quantity word modifies a noun
true
1:adjective:0#q8
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
keyword
word for a lone ticket in a stack
true
1:adjective:0#q9
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
question
How would I describe a chair when there aren't any others?
true
1:adjective:0#q10
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
conversational
I need to say the package contains a single bottle, not a batch—what wording fits?
true
1:adjective:0#q11
1:adjective:0
1
1
adjective
0
everyday_life.quantity_time
tier5
constraint
describe a single serving without referring to the number as a numeral
true
10:noun:0#q0
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
keyword
decimal numeral system base
true
10:noun:0#q1
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
question
Which cardinal number is the sum of nine and one?
true
10:noun:0#q2
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
conversational
I’m working out place value—what number does the decimal system use as its base?
true
10:noun:0#q3
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
constraint
Give me the written numeral for nine plus one, not an ordinal or an adjective.
true
10:noun:0#q4
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
role
As a primary school student, what number do I get when I add nine and one?
true
10:noun:0#q5
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
example_based
Write a sentence using 10 as a noun for a number, not as a describing word.
false
10:noun:0#q6
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
step_by_step
Show me step by step how adding nine and one gives the decimal system’s base.
true
10:noun:0#q7
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
directive
Explain how the numeral 10 represents the decimal system’s base.
false
10:noun:0#q8
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
keyword
name of the quantity after nine
true
10:noun:0#q9
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
question
What single cardinal number do nine objects and one more make?
true
10:noun:0#q10
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
conversational
I need the number that tells how many there are when I count from one through ten.
true
10:noun:0#q11
10:noun:0
10
10
noun
0
everyday_life.quantity_time
tier5
constraint
For a quick arithmetic worksheet, give the cardinal-number answer to 9 + 1.
true
10:adjective:0#q0
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
keyword
tenth lesson number
true
10:adjective:0#q1
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
question
Which lesson comes immediately after lesson nine in a course?
true
10:adjective:0#q2
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
conversational
I finished lesson nine and need to label the next one in my course notes—what number goes before “lesson”?
true
10:adjective:0#q3
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
constraint
number the next chapter after nine, using digits rather than a word
true
10:adjective:0#q4
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
role
as a student organizing my course notes, how should I label the lesson after nine?
true
10:adjective:0#q5
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
example_based
write a sentence using 10 before the word “lesson”
false
10:adjective:0#q6
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
step_by_step
how do I number course lessons in order through the one after nine?
true
10:adjective:0#q7
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
directive
show how this numeral works as a label before a lesson title
true
10:adjective:0#q8
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
keyword
label for the course session following lesson nine
true
10:adjective:0#q9
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
question
What number should appear before “chapter” when it follows chapter nine?
true
10:adjective:0#q10
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
conversational
My workbook has nine units already; I’m naming the next unit and want the digit form.
true
10:adjective:0#q11
10:adjective:0
10
10
adjective
0
mathematics.arithmetic
tier5
directive
give me a course heading with 10 modifying the word “lesson”
false
100:noun:0#q0
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
keyword
ten groups of ten items
true
100:noun:0#q1
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
question
How many pieces are there in ten sets of ten?
true
100:noun:0#q2
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
conversational
I’m counting these in groups of ten—what’s the total once I’ve made ten groups?
true
100:noun:0#q3
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
constraint
a total for ten full bundles of ten, not a measurement or score
true
100:noun:0#q4
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
role
for a shop assistant counting ten boxes with ten cans in each, what quantity is that?
true
100:noun:0#q5
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
example_based
Give me a sentence using “100” as the counted quantity of objects.
false
100:noun:0#q6
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
step_by_step
How do I count a pile of objects in tens until I reach ten groups?
true
100:noun:0#q7
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
directive
Show how ten groups of ten make one counted total.
true
100:noun:0#q8
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
keyword
quantity from ten rows of ten
true
100:noun:0#q9
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
question
If each tray holds ten muffins and I fill ten trays, how many muffins have I counted?
true
100:noun:0#q10
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
conversational
I need to check an inventory: there are ten packs with ten screws in each. What’s the total number of screws?
true
100:noun:0#q11
100:noun:0
100
100
noun
0
everyday_life.quantity_time
tier5
constraint
Find the number of objects in ten equal groups of ten, without describing a score or measurement.
true
100:adjective:0#q0
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
keyword
three-digit count before a noun
true
100:adjective:0#q1
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
question
Which number word describes a group of exactly one hundred apples?
true
100:adjective:0#q2
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
conversational
I need to describe the exact number of people in the room, not name a group of tens. What word fits?
true
100:adjective:0#q3
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
constraint
a quantity word for exactly 100 items, not a noun naming groups of ten
false
100:adjective:0#q4
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
role
For a child learning number words, how would you describe a collection of 100 marbles?
false
100:adjective:0#q5
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
example_based
Write a sentence using “100” to describe the number of books, rather than naming a set of tens.
false
100:adjective:0#q6
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
step_by_step
Show how to turn a count of 100 objects into a phrase that modifies the noun
false
100:adjective:0#q7
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
directive
Give an adjective for a class with exactly 100 students
false
100:adjective:0#q8
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
keyword
word before dollars for an amount of 100
false
100:adjective:0#q9
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
question
What word should go before “pages” to say the book has exactly 100 of them?
false
100:adjective:0#q10
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
conversational
I'm filling in a form and need to describe a quantity of 100 tickets—what wording should I use?
false
100:adjective:0#q11
100:adjective:0
100
100
adjective
0
mathematics.arithmetic
tier5
directive
Describe a 100-item collection with a number word, not a term for ten groups of ten
false
1000:noun:0#q0
1000:noun:0
1000
1000
noun
0
everyday_life.quantity_time
tier5
keyword
number after nine hundred ninety-nine
true
1000:noun:0#q1
1000:noun:0
1000
1000
noun
0
everyday_life.quantity_time
tier5
question
What number do you get by multiplying ten by one hundred?
true
1000:noun:0#q2
1000:noun:0
1000
1000
noun
0
everyday_life.quantity_time
tier5
conversational
I know the product is ten times a hundred, but what do you call that number?
true
1000:noun:0#q3
1000:noun:0
1000
1000
noun
0
everyday_life.quantity_time
tier5
constraint
name the number, not a description of a quantity of objects
true
End of preview. Expand in Data Studio

OpenGloss v2.4 — Queries

Synthetic search queries written per sense, in eight styles — keyword, question, conversational, constraint, role, example-based, step-by-step and directive — with each sense's sibling senses in the prompt so the queries discriminate between the meanings of one headword. headword_free marks the queries that never name their own headword, the property that stops a retriever trained on them from collapsing into string matching. This is the doc2query side of the release; the graded relevance judgements live in opengloss-v2.4-qrels.

Part of the OpenGloss v2.4 release family — 16 datasets built from one store of 160,724 lexemes and 300,787 live senses, all joinable on derived ids. See Related datasets for the rest.

What's new in v2.4 vs v1.3

  1. Schema v3. Every lexeme carries a kind discriminator (simplex, compound, phrasal verb, idiom, proper noun, abbreviation, affix, function word); every sense carries a controlled domain leaf from a fixed ~160-leaf taxonomy instead of free text; every example carries the character span of the headword occurrence inside it.
  2. Renditions, not one string. A definition is a set: the canonical one plus rewrites at four reading levels and in four registers, each produced in a single call from the canonical text so they say the same thing at different altitudes.
  3. A sense graph, not a word graph. Typed relations resolve to sense ids wherever the target's entry exists in the release, so bank --hypernym--> financial institution points at a meaning rather than at a string.
  4. Retrieval data is first-class. Synthetic per-sense queries in eight styles, grounded QA pairs, mined word-in-context pairs, MS MARCO-style triples with graph-derived hard negatives, and graded TREC qrels — all derivable from, and consistent with, the same entries.
  5. Derivable identifiers everywhere. v1.3 published a positional id for lexemes and senses (3d_model_noun_0) and nothing below that. v2.4 gives every rendition, edge, query, QA pair and provenance record an id computable from the row alone, and never renumbers: a retired sense is tombstoned, so the ids after it keep their meaning.
  6. Per-field provenance. Which model wrote a field, how many tokens it took, what it cost — published as its own dataset.

What changed since v2.3

v2.3 (2026-09-09) added tier 6, named entities. v2.4 adds no new headwords: it fills in the supervision the lower tiers never received and makes every reading level of the pretraining corpus carry text of its own.

  • Retrieval supervision for every sense. Tiers 3-6 (about two thirds of all senses) had no search queries, QA pairs, register variants or contrast paragraphs in v2.3; those existed only for core and tier 2. Every live sense now has search queries in eight styles (twelve per sense; 85% of all queries never name the headword), 99.7% have grounded QA pairs, and every tier has register variants, register-crossed examples and contrasts.
  • Verified word-in-context examples everywhere. The sense-disambiguated example stage (eight checked sentences per sense) ran only on tier 2 in v2.3; it now covers core and tiers 3-6 as well.
  • Leveled register text. Every sense gains five definitions crossing reading level and register (grade 5 informal and formal; college informal, formal and technical); every contrast paragraph gains a grade-5 and a college version; every lexical explanation gains a grade-5 and a college version.
  • A pretraining corpus with no copies. v2.3's thesaurus and usage-note documents at grade_5 and college were byte-identical to neutral (25% of all pretraining documents). A non-neutral document is now emitted only when it carries text written at its level and differs from the neutral one, and the export fails if any two documents share text. The thesaurus template gains a "Choosing between them" section of leveled contrast notes (moved from the usage note), and the usage note lists the register variants written at the document's level.
  • Graph repair. Relations were regenerated for senses that had none (senses without a relation fell from 4,722 to about 1,600), re-resolved, re-judged, and hypernym cycles broken back to zero.
  • Writer. New v2.4 text was written by gpt-6-luna (low reasoning); v2.3's by gpt-5.6-luna. The provenance repo records the model of every call.
v2.3 (2026-09-09) v2.4
Lexemes 160,724 160,724
Live senses 300,787 300,787
Search queries 1,249,683 3,851,978
QA pairs 704,950 2,304,127
Definition renditions 1,919,007 4,209,494
Example renditions 2,421,809 4,939,887
Encyclopedia renditions 500,320 802,914
Lexical-explanation renditions 160,724 482,172
Contrast paragraphs (all levels) 81,046 812,184
Unique source-text tokens (16K student tokenizer) 697,553,973 1,461,832,309
Pretraining documents 1,560,030 1,910,373
Pretraining words 418,161,358 483,649,976
Pretraining tokens (cl100k_base) 594,154,612 676,733,509
Exact-duplicate pretraining documents 25.0% 0 (the export fails on any duplicate)
Judge score, Opus, 40-entry samples 70.2 (core + tier 2), 66.7 (tier 3), 67.0 (tier 4), 81.3 (tier 5), 73.0 (tier 6) 64.8 (core), 69.9 (tier 2), 65.8 (tier 3), 68.1 (tier 4), 79.6 (tier 5), 71.3 (tier 6)

Schema. No column was removed or retyped. pretrain gains sections_at_level; level_used gains the value mixed (some leveled sections fell back to neutral text); non-neutral pretraining documents with no text of their own at their level are no longer emitted, and retired lexemes (no live sense) emit no pretraining document. contrasts now carries grade_5 and college rows beside neutral.

Known issues. Leveled informal definitions open with "It's a / It's the / It's when" about 18% of the time. About 1.1% of QA answers are exact duplicates of another QA answer (mostly short answers). Listwise qrels lists that contain all four grades fell as a share, because tier 3-6 senses joined with fewer grade-2 neighbours.

What changed since v2.2

v2.2 (2026-09-07) added tier 5, the WordNet 3.0 gap. v2.3 adds tier 6: named entities. Every tier before it was selected by word frequency or by WordNet membership, and neither signal ranks a name — a name's importance is a fact about the world, not about a corpus — so v2.2 knew Washington and Lincoln but not George Washington, New York City or World War II. Tier 6 is 15,000 candidates ranked by Wikipedia vital-article level, Wikidata sitelink count, WordNet instance membership and US salience, of which 12,078 became entries. Three schema changes come with it:

  • Entity types are written rather than defaulted. Every proper noun in v2.2 carried entity_type = other, because the two migrations and the kind classifier all wrote that placeholder and nothing ever replaced it. 28,915 proper nouns now carry a real type — person, place, organization, work, event, product, species — taken from the candidate list where it knew one and bought as a single batched verdict where it did not. lexicon and senses gain an entity_type column, and lexicon gains wikidata_qid, the join key for reconciling an entry against Wikidata.
  • Aliases. A name has variants — Lincoln for Abraham Lincoln, the Netherlands for Netherlands, FDR, NASA — and v2.2 had nowhere to put them. A variant that has an entry of its own is now an alias_of edge in opengloss-v2.4-relations (1,267 of them, written by a judged alias pass). The schema also reserves a lexicon.aliases column and alias rows in opengloss-v2.4-inflections for variants with no entry of their own, but no pass populates them yet: aliases is empty on every v2.4 row. An alias_of edge is never demoted, pruned, capped or re-judged by the hygiene passes, unlike every other relation type.
  • Two new domain leaves. nature.settlements (cities, towns, villages, neighbourhoods) and law_government.polities (countries, states, provinces, empires, historical polities). A quarter of tier 6 is a settlement or a polity and the taxonomy had no leaf for either; adding a geography root would have been a breaking change to a fixed 15-root vocabulary, so both went under roots that already exist.
v2.2 (2026-09-07) v2.3
Lexemes 148,292 160,724
Live senses 288,304 300,787
Tier 6 lexemes (named entities) 0 12,078
Pretraining documents 1,458,684 1,560,030
Pretraining words 398,029,628 418,161,358
Pretraining tokens (cl100k_base) 565,384,746 594,154,612
Judge score, Opus, 40-entry samples 70.2 (core + tier 2), 66.7 (tier 3), 67.0 (tier 4), 81.3 (tier 5) 70.2 (core + tier 2), 66.7 (tier 3), 67.0 (tier 4), 81.3 (tier 5), 73.0 (tier 6)

Schema. No column was removed or retyped. lexicon gains entity_type, wikidata_qid and aliases; senses gains entity_type; relations gains the alias_of type; inflections gains the alias relation; tier gains the value tier6; and the domain taxonomy gains two leaves (taxonomy version 3).

What changed since v2.1

v2.1 (2026-09-07) added tier 4 and the inflections repo. v2.2 adds tier 5: 43,652 WordNet 3.0 candidate lemmas the earlier tiers lacked — common compounds and technical nouns, adjectives, adverbs and verbs, instances/taxa/organisms excluded — 38,526 of them imported outright, the rest matched against v1.3's own files. The other three changes are about honesty rather than coverage:

  • The lemma fold. lexeme-hygiene (D-79) folded 4,377 inflected-form headwords onto the lemma that already carried their meaning ("databases" onto "database", through the store's own recorded morphology) and retired 172 multiword fragments that began or ended on a function word ("is not", "on top of"). Together with D-76's phantom part-of-speech retirements, 4,549 lexemes store-wide now have every sense tombstoned. A lexeme like that is not counted as a lexeme anywhere in this card or in Stats any more — it has no live sense, so it is not a lexeme by this release's own count — but it is not gone: its surface form still resolves through opengloss-v2.2-inflections, and its lexicon row carries retired = true with a retired_reason explaining why.
  • Provenance on inherited fields. Every field a migration or import wrote, not only what a model wrote from scratch, now carries a migrate-stage provenance record naming where it came from, so "where did this text come from" is answerable by grep rather than by trusting the pipeline that happened to run.
  • A source column on lexicon and senses: opengloss-v1.3 for content this project generated or migrated from its own legacy releases, wordnet-3.0 for the tier-5 entries imported directly from Princeton WordNet 3.0.
v2.1 (2026-09-07) v2.2
Lexemes 109,633 160,724
Live senses 250,003 300,787
Tier 5 lexemes (WordNet gap) 0 43,227
Retired lexemes (every sense tombstoned) 0 4,567
Pretraining documents 1,111,044 1,458,684
Pretraining words 331,888,239 398,029,628
Pretraining tokens (cl100k_base) 471,451,693 565,384,746
Judge score, Opus, 40-entry samples 70.2 (core + tier 2), 66.7 (tier 3), 67.0 (tier 4) 70.2 (core + tier 2), 66.7 (tier 3), 67.0 (tier 4), 81.3 (tier 5)

Schema. No column was removed or retyped. lexicon gains source, retired and retired_reason; senses gains source; tier gains the value tier5.

What changed since v2.0

v2.0 (2026-09-05) covered the frequency-ranked single words. v2.4 adds tier 4: the function words the core ranking had excluded on purpose, and every remaining v1.3 entry at Wikipedia frequency ≥ 10 — mostly multiword compounds ("natural selection", "catalog number"), plus names and rarer single words. That doubles the lexeme count and changes the mix: v2.0 was 99.8% single words; a third of v2.4 is multiword.

v2.0 (2026-09-05) v2.1 (2026-09-07)
Lexemes 54,724 109,633
Live senses 137,314 250,003
Multiword entries (compounds, phrasal verbs, idioms) 86 36,366
Proper nouns 10,365 17,073
Function words 114 462
Gloss renditions 1,129,975 1,684,865
Example sentences 1,398,297 2,163,329
Live relations 735,318 1,574,438
Synthetic queries 1,330,311 1,304,650
QA pairs 750,348 736,010
Pretraining documents 617,175 1,111,044
Pretraining words 196,390,946 331,888,239
Pretraining tokens (cl100k_base) 275,659,096 471,451,693
Judge score, Opus, 40-entry samples 70.2 (core + tier 2), 66.7 (tier 3) 70.2 (core + tier 2), 66.7 (tier 3), 67.0 (tier 4)

Schema. No column was added, removed or retyped in any existing dataset. Three things did change:

  • tier gains the value tier4 (it was core, tier2 or tier3).
  • One new dataset, opengloss-v2.4-inflections: a flat surface-form → lemma lookup (plural, past tense, participles, comparative, superlative, derivations) built from the morphology that the lexicon already carried nested.
  • New provenance note prefixes on tombstones and edges, all reversible and all counted in the store audit: phantom_pos: (a v1.3 part-of-speech block whose glosses defined a component word rather than the compound — 11,440 blocks retired), regen: (relations regenerated for senses that had lost every edge to judging), and retyped: contrast (synonym edges the contrast paragraphs showed to be hypernym or hyponym).

Not row-compatible with v2.0. Lexeme, sense, rendition, edge, query and QA ids are stable for every entry v2.0 had. The derived training sets (retrieval-pairs, retrieval-triples, qrels) re-sample negatives over the larger pool, so their rows differ; and the store-wide quality passes run for v2.4 retired ~3,000 senses of the v2.0 entries (phantom part-of-speech blocks and near-duplicate senses), so those senses are now tombstoned rather than live. Treat v2.4 as a new release, not a delta.

Scope: fewer headwords, far more per headword

v2.4 is not a superset of v1.3. It covers 160,724 of v1.3's 205,988 lexemes — every frequency-ranked single word, plus the compounds and names at Wikipedia frequency ≥ 10 — and spends the difference on depth. If you need breadth of vocabulary, use v1.3; if you need graded renditions, resolved relations, spans, or retrieval supervision, use v2.4.

v1.3 v2.4
Lexemes 205,988 160,724
Senses 565,604 300,787
Definition renditions per sense 1 canonical 1 canonical + up to 8 graded
Relation targets bare strings resolved to sense ids
Retrieval training data companion sets queries, QA, triples, qrels
Per-field provenance no model, tokens and cost per call

Key statistics

Lexemes 160,724
Retired lexemes (every sense tombstoned; not counted above) 4,567
Live senses 300,787
Rows in this dataset 3,851,978
Queries 3,851,978
Headword-free 3,274,153 (85.0%)
Query styles 8

By tier

  • core — top 10K by composite frequency
  • tier2 — ranks to ~42K
  • tier3 — the rest of the frequency-ranked single words
  • tier4 — stopwords, plus compounds and names at Wikipedia frequency ≥ 10
  • tier5 — the WordNet 3.0 lemmas the earlier tiers lacked: common compounds and technical nouns, adjectives, adverbs and verbs (instances, taxa and organisms excluded); 5,126 from v1.3 files, the rest imported from WordNet
  • tier6 — named entities — people, places, organizations, works and events ranked by Wikipedia vital-article level, Wikidata sitelinks, WordNet instance membership and US salience, which no frequency list ranks
Tier Lexemes Live senses
core 9,427 32,193
tier2 30,346 71,957
tier3 11,452 23,511
tier4 53,841 113,873
tier5 43,227 46,755
tier6 12,078 12,145
unknown 353 353

Coverage by tier

The release was built in 6 frequency-ranked passes (core, tier2, tier3, tier4, tier5 and tier6) and they did not all receive the same stages. This table is per-field and per-tier so the gaps are visible rather than averaged away.

Field Of core tier2 tier3 tier4 tier5 tier6 unknown
Canonical gloss sense 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
Controlled domain tag sense 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
Gloss at 4 reading levels sense 100.0% 99.9% 99.9% 100.0% 99.9% 100.0% 0.0%
Gloss in 4 registers sense 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
At least one example sense 100.0% 99.9% 100.0% 99.6% 100.0% 100.0% 100.0%
Examples at 4 reading levels sense 99.6% 99.6% 99.9% 98.4% 99.9% 100.0% 60.6%
At least one relation sense 99.4% 99.4% 99.4% 99.5% 99.3% 99.9% 100.0%
Synthetic retrieval queries sense 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
Grounded QA pairs sense 99.9% 99.7% 99.3% 99.6% 99.9% 100.0% 100.0%
Etymology lexeme 100.0% 100.0% 99.8% 100.0% 100.0% 100.0% 100.0%
Lexical explanation lexeme 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
Encyclopedia (neutral) lexeme 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
Encyclopedia at grade 5 + college (core entries also carry grade 1 and grade 10) lexeme 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 0.0%
Contrast paragraphs lexeme 85.2% 68.7% 58.1% 61.9% 38.8% 7.4% 9.6%

Query styles

Style Queries
question 653,384
keyword 641,686
conversational 589,515
directive 491,164
example_based 445,900
constraint 368,085
role 337,512
step_by_step 324,732

Files

Files Config Rows Shards Size
data/train-*.parquet default 3,851,978 8 136.3 MB

Fields

3,851,978 rows, one row per synthetic query.

Field Type Description
query_id string Derived, positional, zero-based: {sense_id}#q{n}. The stage only appends, so an id never changes meaning.
sense_id string Sense id: {lexeme_id}:{pos}:{index}. Join key.
lexeme_id string Owning entry id: slugify(headword). Join key.
headword string The owning entry's surface headword.
pos string Part of speech of the owning POS entry (noun, verb, …).
sense_index int32 Zero-based position of the sense within its POS entry.
domain string Controlled domain leaf, root.leaf (nullable).
tier string core (top 10K by composite frequency), tier2 (ranks to ~42K), tier3 (the rest of the frequency-ranked single words), tier4 (stopwords, plus compounds and names at Wikipedia frequency ≥ 10), tier5 (the WordNet 3.0 gap the earlier tiers lacked), tier6 (named entities — people, places, organizations, works and events, ranked by importance rather than by frequency) or unknown (on none of the rank lists); an export may contain only some of these — see the coverage table.
style string keyword, question, conversational, constraint, role, example_based, step_by_step or directive.
text string The query, 1–200 characters.
headword_free bool True when the query contains no form of its own headword (whole-word, case-insensitive, inflections included).

One real row:

{
  "query_id": "0:noun:0#q0",
  "sense_id": "0:noun:0",
  "lexeme_id": "0",
  "headword": "0",
  "pos": "noun",
  "sense_index": 0,
  "domain": "everyday_life.quantity_time",
  "tier": "tier5",
  "style": "keyword",
  "text": "additive identity in arithmetic",
  "headword_free": true
}

Loading it

from datasets import load_dataset

ds = load_dataset("mjbommar/opengloss-v2.4-queries", split="train")
print(ds)
print(ds[0])

The shards are plain parquet, so nothing forces you through datasets — read them straight, locally or over hf://:

import polars as pl

df = pl.read_parquet("hf://datasets/mjbommar/opengloss-v2.4-queries/data/train-*.parquet")
print(df.head())
import duckdb

duckdb.sql("SELECT count(*) FROM 'hf://datasets/mjbommar/opengloss-v2.4-queries/data/train-*.parquet'").show()

Query/definition pairs for a bi-encoder

import polars as pl

queries = pl.read_parquet("hf://datasets/mjbommar/opengloss-v2.4-queries/data/train-*.parquet")
defs = pl.read_parquet(
    "hf://datasets/mjbommar/opengloss-v2.4-definitions/data/train-*.parquet"
).filter(pl.col("is_canonical"))
pairs = queries.join(defs.select("sense_id", "text"), on="sense_id", suffix="_gloss")
print(pairs.select("text", "text_gloss").head())

Identifiers, and how they compose

Every id is derived from structure, never randomly minted, so a consumer can recompute one from a row and join across the whole family without a lookup table. Sense positions are stable across regenerations: a retired sense is tombstoned, not removed, so the indices after it never shift.

Id Shape Example
Lexeme slugify(headword) abseil
Sense {lexeme_id}:{pos}:{index} (zero-based) abseil:verb:0
Rendition {owner_id}#{reading_level}/{register} abseil:verb:0#grade_5/plain
Entry-level owner {lexeme_id}:encyclopedia / :explanation abseil:encyclopedia
Edge {source_sense_id}-{type}->{target_lexeme_id} abseil:verb:0-synonym->rappel
Query {sense_id}#q{n} (zero-based) abseil:verb:0#q3
QA pair {sense_id}#qa{n} (zero-based) abseil:verb:0#qa3
Provenance record p{n} within its entry (one-based) p12

An edge id keys on the target's slug, not on the target's sense, so resolving a target never changes the id of the edge that found it.

Reading levels and registers

A rendition is keyed on a (reading_level, register) pair. The canonical rendition of every field is (neutral, plain); everything else is a rewrite of it.

reading_level Who it is written for Rough CCSS band
neutral The canonical text: an adult general reader, no level targeted —
grade_1 Beginning readers; short sentences, common words K–1
grade_5 Upper elementary 4–5
grade_10 Secondary 9–10
college Undergraduate and above; technical vocabulary allowed 11–CCR
register What changes Reading it
plain Nothing — the neutral register The default
informal Conversational, contractions, everyday words How you'd say it to a friend
formal Full forms, precise hedging, no contractions How you'd write it in a report
technical Domain vocabulary, exact conditions How a specialist would state it
marketing Benefit-first, persuasive framing A genre, not a formality level

marketing sits on the register axis for convenience but is a genre value rather than a point on the formality scale — worth remembering if you train a formality classifier on this column.

Related datasets

Everything below is built from the same store and joins on lexeme_id / sense_id.

Dataset Grain What it holds
opengloss-v2.4-lexicon one row per lexeme One row per lexeme: kind, morphology, etymology, encyclopedia, contrasts, sense ids, provenance summary.
opengloss-v2.4-senses one row per live sense One row per live sense: canonical gloss, 8 gloss renditions, examples, resolved relations, synthetic queries, grounded QA pairs.
opengloss-v2.4-definitions one row per gloss rendition One row per gloss rendition (canonical included): reading level, register, text, readability grade.
opengloss-v2.4-examples one row per example rendition One row per example sentence with the headword's character span, its reading level and register.
opengloss-v2.4-encyclopedia one row per encyclopedia rendition · one row per lexical-explanation rendition One row per encyclopedia article rendition, plus an explanation config for the "why this word" prose.
opengloss-v2.4-etymology one row per entry with an etymology One row per entry with an etymology: prose summary, ordered language trail, cognates, references.
opengloss-v2.4-inflections one row per inflected, derived or lemma form One row per inflected or derived form, plus the lemma itself: a flat form→lemma lookup.
opengloss-v2.4-relations one row per live relation edge · one row per removed relation edge One row per semantic edge, resolved to target sense ids; a tombstoned config recovers the edges the reconcile pass removed.
opengloss-v2.4-queries (this one) one row per synthetic query One row per synthetic retrieval query, across eight query styles, tagged to the sense it should retrieve.
opengloss-v2.4-qa-pairs one row per question/answer pair One row per grounded question/answer pair, with the rendition ids the answer cites.
opengloss-v2.4-contrasts one row per contrast paragraph One row per "X vs Y" paragraph on a synonym/antonym/confusable edge, with a verdict on the edge.
opengloss-v2.4-provenance one row per provenance record One row per recorded generation call: stage, model, tokens, cost, run id — the audit trail.
opengloss-v2.4-retrieval-pairs one row per mined pair Word-in-context and doc2query-shaped (text_a, text_b, label) pairs mined from the store for free.
opengloss-v2.4-retrieval-triples one row per (query, positive, negative) triple MS MARCO-style (query, positive, negative) triples whose hard negatives come from the graph.
opengloss-v2.4-qrels one row per query, with its whole graded candidate list · one row per document in the retrieval corpus Graded TREC relevance judgements (0–3) plus the document corpus and listwise candidate lists.
opengloss-v2.4-pretrain one row per rendered document Entries serialised into plain-prose dictionary, thesaurus, encyclopedia and usage-note documents.

Known limitations

  • It is synthetic. Every string here was written by a language model against a schema, not transcribed from a corpus or checked by a lexicographer. It is well-formed and internally consistent; it is not attested usage, and it will contain confident errors. Do not use it as ground truth about what a word means.
  • Judge scores 70.2/100 (core + tier 2) and 66.7/100 (tier 3). A different model family (Claude Opus) scored fixed 40-entry stratified samples at the close of each build. Sample statistics, not per-entry guarantees, and the judge is itself a model.
  • Relation precision is the weakest axis. Relations were judged for validity and the ones that failed were demoted rather than asserted; symmetric reciprocity finished at 94.2% for synonyms and 94.3% for antonyms, and 4,722 senses were left with no relation at all. Treat a single edge as a hypothesis, not a fact; treat the aggregate graph as usable.
  • core, tier2, tier3, tier4, tier5 and tier6 are deliberately partial. 160,371 lexemes across core, tier2, tier3, tier4, tier5 and tier6 received the text stages (glosses, examples, encyclopedia) but not the queries, QA pairs, contrasts or register renditions. The coverage table above gives the exact per-field share; nothing is hidden behind an average.
  • The encyclopedia is entry-level. One article per headword, about the headword as a whole. On a polysemous entry it is not a description of any one sense, and it is never used as a positive for one (D-71). It is entry-level reference prose, not a specialist article.
  • This repo excludes core, tier2, tier3, tier4, tier5 and tier6. Those tiers never ran this stage, so its senses are absent here entirely rather than present-and-empty. Join against opengloss-v2.4-senses if you need to know which senses have nothing.

Sources and licences

This release is Creative Commons Attribution 4.0 International (CC-BY 4.0). Of 160,724 lexemes in this release, 40,643 (the tier-5 entries whose source column reads wordnet-3.0) are derived from Princeton WordNet 3.0: their glosses, examples, relations and derivationally related forms, plus WordNet's own capitalisation of the headword (D-78).

The WordNet License permits use, copying, modification and distribution without fee, provided its notice is preserved:

The WordNet License notice is quoted in full on the opengloss-v2.4-lexicon and opengloss-v2.4-senses cards; this repo's WordNet-derived rows are governed by the same terms.

Citation

@misc{bommarito2025opengloss,
  title  = {OpenGloss: A Synthetic Encyclopedic Dictionary and Semantic Knowledge Graph},
  author = {Bommarito, Michael J., II},
  year   = {2025},
  eprint = {2511.18622},
  archivePrefix = {arXiv},
  url    = {https://arxiv.org/abs/2511.18622}
}

Tier-5 entries additionally derive from Princeton WordNet 3.0 (D-78):

@article{miller1995wordnet,
  title   = {WordNet: A Lexical Database for English},
  author  = {Miller, George A.},
  journal = {Communications of the ACM},
  volume  = {38},
  number  = {11},
  pages   = {39--41},
  year    = {1995}
}

@book{fellbaum1998wordnet,
  title     = {WordNet: An Electronic Lexical Database},
  editor    = {Fellbaum, Christiane},
  publisher = {MIT Press},
  year      = {1998}
}

License

Released under Creative Commons Attribution 4.0 International (CC-BY 4.0). Attribution to the OpenGloss project is required; commercial use is permitted. See Sources and licences above for the Princeton WordNet License that additionally covers this release's tier-5 entries.

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