pseudoresiduals
plural of pseudoresidual

pseudoscalar
A quantity that behaves like a scalar, but changes sign under a parity inversion

pseudoscalars
plural of pseudoscalar

pseudospectra
plural of pseudospectrum

pseudospectrum
A set containing the spectrum of an operator and the numbers that are "almost" eigenvalues.

pseudotensor
A quantity that transforms like a tensor under a proper rotation but gains an additional change of sign under an improper rotation.

pseudotensors
plural of pseudotensor

pseudovariables
plural of pseudovariable

pseudovector
A quantity that transforms like a vector under a proper rotation but gains an additional change of sign under an improper rotation

pseudovectors
plural of pseudovector

pseudoword
A unit of speech or text that respects the phonotactic restrictions of a language, but is not part of the lexicon; a non-word whose nonexistence is merely an accidental gap.

pseudowords
plural of pseudoword

psilomelane
Any hard, black hydrous manganese oxide with variable amounts of barium and potassium.

psilomelanes
plural of psilomelane

psychogram
A composite psychological measurement that attempts to integrate various interrelated elements of a person's thought processes.
A kind of visual diagram of an individual's personality.

psychograms
plural of psychogram

psychometrics
The design of psychological tests to measure intelligence, aptitude and personality; and the analysis and interpretation of their results.

psychrometer
Any of several instruments used to measure the relative humidity of the atmosphere; especially a wet-and-dry-bulb hygrometer.

psychrometers
plural of psychrometer

psychrometre
Alternative form of psychrometer.

psychrometres
plural of psychrometre

psychrometrics
The measurement or study of the physical and thermodynamic properties of the atmosphere and its water vapour.

psychrometries
plural of psychrometry

psychrometry
Synonym of psychrometrics (“the measurement or study of the physical and thermodynamic properties of the atmosphere and its water vapour”).

pubco
A large business enterprise that owns a number of pubs under tenant agreements, or as managed houses.

pubcos
plural of pubco

puceron
Any of a number of plant live, or aphids.

pucerons
plural of puceron

pullability
The amount of change in frequency of a crystal oscillator in response to a change in load capacitance.

pumpage
That which is raised by pumps.
The amount of work done by pumps.

pumpages
plural of pumpage

punchboard
A board, having a number of holes filled with slips of paper, once used as a form of lottery

punchboards
plural of punchboard

puncheon
A figured stamp, die, or punch, used by goldsmiths, cutlers, etc.
A short, upright piece of timber in framing; a short post; an intermediate stud.
A piece of roughly dressed timber with one face finished flat (by either hewing or sawing).
A split log or heavy slab of timber with the face smoothed, used especially for flooring but also for log cabin walls, piers, or plank roads.
A walkway or short, low footbridge over wet ground constructed with such timbers, made by laying one or more planks or dressed timbers over sills set directly on the ground.
A short low bridge of similar construction.
A cask of a certain size; its volume used as a measure of capacity varying from 72 to 120 gallons.

puncheons
plural of puncheon

punchin
Obsolete spelling of puncheon.

punchins
plural of punchin

punchion
Alternative form of puncheon.

punchions
plural of punchion

pund
Alternative form of pun (“measure of cowries”).

punds
plural of pund

puppuccino
A small amount of whipped cream served in an espresso-sized cup, intended for dogs.

puppuccinos
plural of puppuccino

purgana
Dated form of pargana.

purganas
plural of purgana

purganna
Dated form of pargana.

purgannah
Dated form of pargana.

purgannahs
plural of purgannah

purgannas
plural of purganna

pushcard
A punchboard.

putout
A play in which a batter is retired.
The statistic of the number of outs a defensive player directly caused.

putouts
plural of putout

puttony
A wooden or wickerwork basket used, in Hungary, to carry grapes in a vineyard
A measure of such an amount of dried grapes added to the ferment in making tokay wine and hence a measure of its sweetness

puttonyos
plural of puttony

puttonys
plural of puttony

pyeong
A unit of area in Korea, used especially for floorspace, equivalent to 3.3058 m².

pyranometer
An actinometer used to measure solar radiation incident on a surface.

pyranometers
plural of pyranometer

pyrethrin
Any of a number of naturally occurring insecticides extracted from the pyrethrum plant; unusual in having a cyclopropane ring.

pyrethrine
Obsolete form of pyrethrin.

pyrethrines
plural of pyrethrine

pyrethrins
plural of pyrethrin

pyrometer
A thermometer designed to measure high temperatures.
An instrument for measuring the thermal expansion of solids.

pyrometers
plural of pyrometer

pyroscope
An early form of pyrometer used to measure high temperatures.

pyroscopes
plural of pyroscope

pyroxenite
A heavy, dark igneous rock consisting mostly of pyroxene minerals with smaller amounts of olivine and hornblende.

pyroxenites
plural of pyroxenite

qafiz
A traditional Arab unit of volume, varying over time, place, and substance measured.
Any of various medieval units of dry or liquid measure derived from the qafiz.

qafizes
plural of qafiz

qantar
Alternative spelling of kantar.

qantars
plural of qantar

qapik
A unit of currency equivalent to a hundredth of an Azerbaijani manat.

qapiks
plural of qapik

qasab
An ancient Arabian measurement of volume representing the amount of water sufficient to irrigate a certain amount of land for a given time period, the exact values varying between regions.

qasabs
plural of qasab

qepik
Alternative spelling of qapik.

qindar
Alternative spelling of qintar.

qindarka
plural of qindarkë
plural of qintar

qindars
plural of qindar

qintar
An Albanian coin equal to one hundredth of a lek.
A unit of measure, which varies in value depending upon the product measured; for example, a qintar of cotton might be 160 kg of cotton, 50 kg of cotton lint; a qintar of lime, 65 kg.

qintarka
Alternative form of qindarka.

qintars
plural of qintar

qirat
A unit of weight, one twentieth of a mithqal.

qirats
plural of qirat

qties
plural of qty

qty
Abbreviation of quantity.

quadrals
plural of quadral

quadrantals
plural of quadrantal

quadratrices
plural of quadratrix

quadratrix
A curve having ordinates which are a measure of the area (or quadrature) of another curve.

quadratrixes
plural of quadratrix

quadravigesimals
plural of quadravigesimal.

quadrinvariants
plural of quadrinvariant

quadrotor
A quadcopter.

quadrotors
plural of quadrotor

quadzillion
Synonym of zillion: an unspecified, extremely large number.

qualities
plural of quality

quantifier
A word, such as all or many, that expresses the quantity of a related noun.
An operator, such as the universal quantifier (written as ∀) or the existential quantifier (∃), used in predicate calculus to indicate the degree that predicate is true for a specified set.
A symbol or symbols in a regular expression indicating the number of characters to be matched.

quantifiers
plural of quantifier

quantiser
Alternative form of quantizer.

quantisers
plural of quantiser

quantitie
Obsolete spelling of quantity.

quantities
plural of quantity

quantity
A fundamental, generic term used when referring to the measurement (count, amount) of a scalar, vector, number of items or to some other way of denominating the value of a collection or group of items.
An indefinite amount of something.
A specific measured amount.
A considerable measure or amount.
Property of a phenomenon, body, or substance, where the property has a magnitude that can be expressed as number and a reference.
Indicates that the entire preceding expression is henceforth considered a single object.
Length of sounds.