Word: ultrafilters
Part of speech: Noun
Syllables: ul
tra
fil
ters
Definition: Plural of ultrafilter. A filter (subset of a poset) that is maximal as a set with respect to the definition of proper filter .
Morphemes:
Affix: ultra-
Language: en
PoS: Prefix
Meaning: Greater than normal quantity or importance, as in ultrasecret.
Affix: filter
Language: en
PoS: Noun
Meaning: A non-empty upper set (of a partially ordered set) which is closed under binary infima (a.k.a. meets).
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form regular plurals of nouns.