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Definition 2024


absolute_zero

absolute zero

English

Noun

absolute zero (plural absolute zeros)

  1. (physics) The coldest possible temperature, zero on the Kelvin scale, or approximately 273.15 °C, 459.67 °F; total absence of heat; temperature at which motion of all molecules would cease. [First attested in the early 19th century.]
  2. (slang) A person or thing of absolutely no consequence.

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