time, place or manner restrictions

Noun

time (countable and uncountable, plural times)

1. (uncountable) The inevitable progression into the future with the passing of present and past events.
   • Time stops for nobody. the ebb and flow of time
   1. (uncountable) The feeling of the passage of events and their relative duration, as experienced by an individual.
      • Time flies when you're having fun.
   2. (uncountable, usually) A dimension of spacetime with the opposite metric signature to space dimensions; the fourth dimension.
      • Both science-fiction writers and physicists have written about travel through time.
   3. (uncountable) Change associated with the second law of thermodynamics; the physical and psychological result of increasing entropy.
      • Time slows down when you approach the speed of light.
   4. (uncountable, reductionist definition) The property of a system which allows it to have more than one distinct configuration.
      • An essential definition of time should entail neither speed nor direction, just change.
2. (uncountable) A quantity of availability of duration.
   • More time is needed to complete the project.

See all 35 meanings of time