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Definitions

quantum

[kwon-tuhm] / ˈkwɒn təm /
NOUN
quantity
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Unlike conventional batteries that depend on chemical reactions, quantum batteries rely on the unusual principles of quantum physics.

From Science Daily • Apr. 4, 2026

This early prototype represents the closest progress so far toward building a fully functional quantum battery.

From Science Daily • Apr. 4, 2026

While still in the early stages, this breakthrough suggests that quantum batteries could one day deliver faster charging, wireless energy transfer, and performance that surpasses today's battery technologies.

From Science Daily • Apr. 4, 2026

As these keys are already public, a quantum system wouldn’t be limited by the 10-minute window; it could use Shor’s algorithm to crack into these wallets at any time.

From Barron's • Apr. 1, 2026

In quantum mechanics, the forces or interactions between matter particles are all supposed to be carried by particles of integer spin—0, 1, or 2.

From "A Brief History of Time: And Other Essays" by Stephen Hawking