nightfall

[ nahyt-fawl ]
/ ˈnaɪtˌfɔl /

noun

the coming of night; the end of daylight; dusk.

Origin of nightfall

First recorded in 1605–15; night + fall
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for nightfall

nightfall

/ (ˈnaɪtˌfɔːl) /

noun

the approach of darkness; dusk

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012