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.

Most require temperatures near absolute zero, about -459 degrees Fahrenheit, to maintain the fragile quantum states needed for computation and communication.

From Science Daily • May 30, 2026

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

They tested the system on an ultrathin sample of BSCCO, cooling it to near absolute zero so it would enter its superconducting state.

From Science Daily • Mar. 17, 2026

Infleqtion’s approach uses particles that are cooled to near absolute zero and controlled by lasers.

From Barron's • Feb. 17, 2026

However, everything in the universe is conspiring to stop you from actually reaching absolute zero.

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