English Explanatory Dictionary

time dilation

English dictionary entry

Meanings

noun
  1. The slowing of the passage of time experienced by objects in motion relative to an observer (measurable only at relativistic speeds), or due to being in a gravitational well.
  2. The perceived change in the speed of time experienced due to psychological stress, hormones, or drugs; the rate of time perception, chronoception.

Word forms

time dilation time dilations time dilatation

Related words

kappa effect Lorentz factor slowing-down time special relativity
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