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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.

An investment in quantum computing is popularly held as an investment in the future.

From Barron's • Apr. 1, 2026

Baskets of stocks tied to quantum computing, memes, expensive software names and autonomous driving all tallied big gains.

From MarketWatch • Apr. 1, 2026

Optimized quantum algorithms could crack Bitcoin’s encryption using under 500,000 qubits, a 20-times reduction from prior estimates.

From Barron's • Apr. 1, 2026

One of the most promising approaches is quantum cryptography, which uses individual photons to generate encryption keys.

From Science Daily • Apr. 1, 2026

In quantum mechanics, a zero is responsible for a bizarre source of energy—infinite and ubiquitous, present even in the deepest vacuum—and a phantom force exerted by nothing at all.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife