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nightlong

[ adjective nahyt-lawng, -long; adverb nahyt-lawng, -long ]
/ adjective ˈnaɪtˌlɔŋ, -ˌlɒŋ; adverb ˈnaɪtˈlɔŋ, -ˈlɒŋ /
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adjective
lasting all night: a nightlong snowfall.
adverb
through the entire night: They typed nightlong to finish the reports.
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Origin of nightlong

before 1000; Middle English; Old English nihtlang (adv.) for the space of a night. See night, long1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use nightlong in a sentence

British Dictionary definitions for nightlong

nightlong
/ (ˈnaɪtˌlɒŋ) /

adjective, adverb
throughout the night
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
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