quantivalence
Synonym of valence (“the combining capacity of an atom, functional group, or radical determined by the number of atoms of hydrogen with which it will unite, or the number of electrons that it will gain, lose, or share when it combines with other atoms, etc.”).
Equivalence measured quantitatively.

quantivalences
plural of quantivalence

quantivalencies
plural of quantivalency

quantivalency
Alternative form of quantivalence.

quantizer
An electronic device that samples a varying quantity (e.g. a waveform) and generates a digital response

quantizers
plural of quantizer

quantulum
A very small amount.

quarg
Alternative form of quark (soft creamy cheese)

quargs
plural of quarg

quark
In the Standard Model, one of a number of elementary subatomic particles having fractional electric charge that forms matter. They are theorized not to exist in isolation, but only in combinations in hadrons such as neutrons and protons or in quark–gluon plasmas.
An integer that uniquely identifies a text string.
A nonsense, trivial text string.

quarks
plural of quark

quarta
A traditional Portuguese unit of dry measure, equal to 3.2–4.8 L in different 19th-century contexts.
A traditional Portuguese unit of mass, usually equivalent to 115 g.

quartaries
plural of quartary

quartarii
plural of quartarius

quartarius
A Roman unit of liquid measure reckoned as the volume of 5/12 Roman pound of wine and equivalent to about 0.14 L although varying slightly over time.

quartariuses
plural of quartarius

quartelet
A liquid measure a little smaller than a quart

quartelets
plural of quartelet

quartereen
A farthing.

quarterland
An old Scots unit of measure of land.

quarterlands
plural of quarterland

quartermiler
Alternative form of quarter-miler.

quartermilers
plural of quartermiler

quartful
The amount that fills a quart vessel

quartfuls
plural of quartful

quartilho
A traditional Portuguese unit of liquid volume, varying in size between 350 and 530 mL.

quartinvariants
plural of quartinvariant

quartzolite
A type of rock consisting of almost pure quartz, but also containing some feldspar and small amounts of mica and amphibole.

quartzolites
plural of quartzolite

quasicategories
plural of quasicategory

quasicentroids
plural of quasicentroid

quasienergies
plural of quasienergy

quasienergy
A measure of the heat energy produced per unit mass of an organism.

quasimeasure
A nonnegative increasing semiadditive set function defined on a ring of sets that is continuous above the origin and takes its values in the extended domain of real numbers.
An imprecise means of measuring something.

quasimeasures
plural of quasimeasure

quasipalindrome
A quasipalindromic DNA sequence

quasipalindromes
plural of quasipalindrome

quasipolynomials
plural of quasipolynomial

quasiproton
A quasiparticle equivalent to a proton

quasiprotons
plural of quasiproton

quasiquark
A quasiparticle equivalent to a quark.

quaternion
A group or set of four people or things.
A word of four syllables.
A type of four-dimensional hypercomplex number consisting of a real part and three imaginary parts (real multiples of distinct, independent square roots of −1 denoted by i, j and k); commonly used in vector mathematics and as an alternative to matrix algebra in calculating the rotation of three-dimensional objects.

quaternions
plural of quaternion

qudit
A quantum dit; the generalized unit of quantum information described by a superposition of d states, where the number of states is an integer equal to or greater than two.

qudits
plural of qudit

quectogram
An SI unit of mass equal to 10⁻³⁰ grams. Symbol: qg

quectograms
plural of quectogram

quectosecond
An SI unit of time equal to 10⁻³⁰ seconds. Symbol: qs

quectoseconds
plural of quectosecond

quefrencies
plural of quefrency

quefrency
The inverse of the distance between successive lines in a Fourier transform, measured in seconds.

querkle
A painting by numbers puzzle, consisting of a mass of numbered circles, that reveals a hidden image when the circles are coloured in

querkles
plural of querkle

questline
A storyline consisting of a number of linked quests.

questlines
plural of questline

quettagram
An SI unit of mass equal to 10³⁰ grams. Symbol: Qg

quettagramme
Alternative spelling of quettagram.

quettagrammes
plural of quettagramme

quettagrams
plural of quettagram

quettametre
An SI unit of length equal to 10³⁰ metres. Symbol: Qm

quettametres
plural of quettametre

quettasecond
An SI unit of time equal to 10³⁰ seconds. Symbol: Qs. (= sextillions of years, a hypothetical time span that is meaningless except in speculative contexts such as theoretical physics, philosophy, religion, and humorous hyperbole)

quickplay
A style of play in which each player has a fixed amount of time available to make all moves.
A mode in which the player can begin and play a game quickly, without time-consuming configuration or layered objectives.

quilate
Synonym of carat in historical Iberian contexts.

quinities
plural of quinity

quinity
Synonym of quintet: A group of five.
Synonym of fiveness: The state of being five or having 5 parts.

quinolactacin
Any of a number of fungal alkaloids related to quinolone.

quinolactacins
plural of quinolactacin

quintar
Alternative form of qintar.

quintars
plural of quintar

quintates
plural of quintate

quintinvariants
plural of quintinvariant

quiverful
The amount held by a quiver
A large amount.

quiverfuls
plural of quiverful

quiversful
plural of quiverful

quora
plural of quorum

quorum
A select body of (usually eminent) justices of the peace, every member of which had to be present to constitute a deciding body; a member of this body. Later more generally: all justices collectively.
The minimum number of members required for a group to officially conduct business and to cast votes, often but not necessarily a majority or supermajority.
Distinguished or essential members of any body; a select company.
The minimum number of votes that a distributed transaction has to obtain in order to be allowed to perform an operation in a distributed system.

quorums
plural of quorum

quotiety
The relation of an object to number.

quotities
plural of quotity

quotity
A quotum or quota; a number of people or things

qy
Abbreviation of quantity.

rada
A parliamentary body in a number of Slavic countries.
A soviet, a form of governing council in the former Soviet Union.

radas
plural of rada

radiancies
plural of radiancy

radiancy
The property of being radiant; radiance
The amount of energy emitted, flux.

radicand
The number or expression whose square root or other root is being considered.

radicands
plural of radicand

radioaluminium
radioactive aluminium (especially when used as a tracer)

radioaluminum
Alternative form of radioaluminium.

radiobarium
radioactive barium

radioberyllium
radioactive beryllium

radioboron
radioactive boron

radiocaesium
radioactive caesium

radiocalcium
radioactive calcium (especially when used as a tracer)

radiocesium
radioactive cesium

radiocesiums
plural of radiocesium

radiodysprosium
radioactive dysprosium

radioeuropium
radioactive europium

radiogermanium
radioactive germanium

radiohelium
radioactive helium

radiokrypton
radioactive krypton

radiomagnesium
radioactive magnesium

radiomanganese
radioactive manganese

radiopotassium
radioactive potassium (especially when used as a tracer)

radiopromethium
Radioactive promethium.

radiorhenium
radioactive rhenium

radiorubidium
radioactive rubidium

radioscandium
radioactive scandium

radiosilicon
radioactive silicon

radiosodium
radioactive sodium (especially when used as a tracer)

radiosonde
A miniature radio carried aloft (e.g. by an uncrewed balloon, an airdrop from a crewed aircraft, or a sounding rocket) to automatically transmit measurements of the upper air such as the wind speed, pressure, temperature, and relative humidity to a receiving station on the ground.

radiosondes
plural of radiosonde