Quantum Meaning

/ˈkwɒntəm/
B2

Definition, CEFR level B2, pronunciation, examples, and quiz.

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nounThe total amount of something; quantity.

nounThe total amount of something; quantity., The amount of compensation awarded to a successful party in a lawsuit.

Quantum physics is too difficult for a mere mortal to understand.
Anyone who is not shocked by quantum theory has not understood it.
CEFR Practice Quiz
The smallest discrete amount of energy is called a ____ in modern physics.
CEFR Practice Quiz (Alternate)
The discovery of ____ mechanics revolutionized our understanding of the behavior of subatomic particles.

From Late Latin quantum, noun use of neuter form of Latin quantus (“how much”).

"The reader will perhaps be curious to know the quantum of this present, but we cannot satisfy his curiosity." — 1749, Henry Fielding, Tom Jones, Folio Society, published 1973, page 416:
"A certain quantum of power must always exist in the community, in some hands, and under some appellation." — 1790, Edmund Burke, Reflections on the Revolution in France, Oxford, published 2009, page 142:
"Otherwise I will have given the lie to my maxim that whether you work eight or twenty hours, the quantum of work that gets done on a normal day is the same." — 1997, Kiran Nagarkar, Cuckold, HarperCollins, published 2013, page 375:
"The Congress's core ministerial panel on Friday gave its green signal to raising motor fuel prices but the quantum of increase emerged as a hitch." — 2008 May 21, The Times of India:
"Each man has only a quantum of compassion, he argued, and mine is used up for the day." — 1979, John Le Carré, Smiley's People, Folio Society, published 2010, page 96:

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CEFR Practice Quiz
The smallest discrete amount of energy is called a ____ in modern physics.
CEFR Practice Quiz (Alternate)
The discovery of ____ mechanics revolutionized our understanding of the behavior of subatomic particles.

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