Also found in: Thesaurus, Medical, Legal, Encyclopedia.
The time between sunset and sunrise.
Occurring in or appropriate for use during the night: nighttime activities; nighttime attire.
the time between evening and morning.
Switch to new thesaurus
|Noun||1.||nighttime - the time after sunset and before sunrise while it is dark outside|
period, period of time, time period - an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
24-hour interval, day, mean solar day, solar day, twenty-four hour period, twenty-four hours - time for Earth to make a complete rotation on its axis; "two days later they left"; "they put on two performances every day"; "there are 30,000 passengers per day"
weeknight - any night of the week except Saturday or Sunday
evening - the early part of night (from dinner until bedtime) spent in a special way; "an evening at the opera"
late-night hour - the latter part of night
midnight - 12 o'clock at night; the middle of the night; "young children should not be allowed to stay up until midnight"
small hours - the hours just after midnight
lights-out - a prescribed bedtime
wedding night - the night after the wedding when bride and groom sleep together
The period of time between sunset and sunrise: