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nightfall

/ˈnaɪt.fɔl/ noun

In Latin: annoctatio Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about nightfall at Wordnik → Where our words come from →

  1. The close of the day; the coming of night.
    at nightfall
  2. Nocturnal emission.

Origin

From night + fall. Cf. dewfall.

From Wiktionary, via Kaikki.org (CC BY-SA)