View synonyms for

quantum

[kwon-tuhm]

Phonetic (Standard)IPA

noun

plural

quanta

quantity or amount.
the least quantum of evidence.
a particular amount.
a share or portion.
a large quantity; bulk.
Physics.��
1. the smallest quantity of radiant energy, equal to Planck's constant times the frequency of the associated radiation.
2. the fundamental unit of a quantized physical magnitude, as angular momentum.

adjective

sudden and significant.
a quantum increase in productivity.

quantum

/ ˈ��ɒ�Գ�ə�� /

noun

physics
1. the smallest quantity of some physical property, such as energy, that a system can possess according to the quantum theory
2. a particle with such a unit of energy
amount or quantity, esp a specific amount
(often used with a negative) the least possible amount that can suffice
there is not a quantum of evidence for your accusation
something that can be quantified or measured
(modifier) loosely, sudden, spectacular, or vitally important
a quantum improvement

quantum

plural

quanta

A discrete, indivisible manifestation of a physical property, such as a force or angular momentum. Some quanta take the form of elementary particles; for example, the quantum of electromagnetic radiation is the photon, while the quanta of the weak force are the W and Z particles.
See also quantum state

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Word History and Origins

Origin of quantum¹

1610–20; noun use of neuter of Latin quantus how much

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Word History and Origins

Origin of quantum¹

C17: from Latin quantus (adj) how much

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Example Sentences

Examples have not been reviewed.

Nato needs a "quantum leap" in defence to deter threats to the alliance, its secretary general has said, as he called for Western allies to invest more in their armed forces.

From

It is a philosophical reflection on the relationship between quantum physicist Wolfgang Pauli and Carl Jung that profoundly reflects how ideas and traditions interact.

From

Even more startling, this extraordinary leap has occurred without yet leveraging radical accelerators such as quantum computing or fully self-coding AIs.

From

Bessent said in his remarks that it is critical the country lead in AI and quantum computing or “everything else doesn’t matter.”

From

As in most every such show, there is at its center a couple — quantum entangled, their spooky action expressed sometimes at a distance, sometimes clinch-close.

From

Quantrill quantum bit

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