time reversal

noun Physics.

the mathematical operation of reversing the direction of time. Symbol: T

Nearby words

  1. time of one's life,
  2. time off,
  3. time on one's hands,
  4. time out,
  5. time out of mind,
  6. time series,
  7. time sharing,
  8. time sheet,
  9. time signal,
  10. time signature

Origin of time reversal

First recorded in 1920–25

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for time reversal

time reversal

A mathematical operation on the description of a physical system in which the signs of variables representing time are reversed. Also called time conjugation See more at invariance.
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