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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.

Quantum circuits are essential to technologies such as quantum computers, which aim to solve problems beyond the reach of classical machines.

From Science Daily • Apr. 6, 2026

When a quantum computer is used to calculate properties such as the energy or the state of a qubit, the result is largely determined by the final layers.

From Science Daily • Apr. 6, 2026

In quantum systems, that instability is known as "noise."

From Science Daily • Apr. 6, 2026

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

From Science Daily • Apr. 4, 2026

One of the major endeavors in physics today, and the major theme of this book, is the search for a new theory that will incorporate them both—a quantum theory of gravity.

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