(idiomatic) to kill time

half-hour (a period of time equal to thirty minutes, half an hour)

time limit; maximum time allowed

(historical) in the old timekeeping system, the period of roughly 2:00 until 4:00, both AM and PM / (by extension) a snack at eaten at around 3:00 pm / (more generally) a snack between meals

time / an event, case, occasion, moment; a specific period in time / a time of something / a season / a tense / (literary) the time during which a narrative takes place

ancient times, a very long time ago

Western European Time

Central European Time

Eastern European Time

real-time operation