absolute zero

NOUN

lowest temperature

Synonyms

WEAK

absence of heat zero degrees Kelvin zero kelvins

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.

Superconducting circuits use metals cooled to near absolute zero; trapped ions are suspended in vacuums and manipulated by lasers.

From Barron's • May 21, 2026

To build the system, the researchers used radio waves to inject magnons into a Helium-3 superfluid cooled to temperatures near absolute zero.

From Science Daily • May 5, 2026

They worked with a gas of lithium atoms cooled to just a few billionths of a degree Celsius above absolute zero.

From Science Daily • Apr. 27, 2026

The approach provides a distinct advantage: Xanadu’s machines will be able to function at room temperature, eliminating the need for the bulky refrigerators needed to cool the components of most computers to absolute zero.

From Barron's • Mar. 30, 2026

Say you are trying to cool a banana to absolute zero.

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