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Plural of quantum.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Atomic Physics) the plural of quantum
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkwɒn təm)

n., pl. -ta (-tə),
adj. n.
1. quantity or amount: the least quantum of evidence.
2. share; portion.
3. a large quantity.
a. the smallest excitation of a quantized wave or field, as a photon or phonon.
b. the fundamental unit of a quantized physical property, as angular momentum, and the smallest amount by which its magnitude can change.
5. sudden and significant: a quantum increase in productivity.
[1610–20; Latin quantus how much]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in classic literature ?
Wherefore you shall observe, that the more deep and sober sort of politic persons, in their greataess, are ever bemoaning themselves, what a life they lead; chanting a quanta patimur!
* The theory of quanta suggests that the continuity is only apparent.
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