night
noun
[ nʌɪt ]
• the period from sunset to sunrise in each twenty-four hours.
• "a moonless night"
• the period between afternoon and bedtime; an evening.
• "he was not allowed to go out on weekday nights"
night
exclamation
• short for goodnight.
night
adverb
• during the night; at night.
• "investments that won't keep us awake nights with worry"
Origin:
Old English neaht, niht, of Germanic origin; related to Dutch nacht and German Nacht, from an Indo-European root shared by Latin nox and Greek nux .