dimout

noun
dim·​out | \ ˈdim-ˌau̇t How to pronounce dimout (audio) \

Definition of dimout

: a restriction limiting the use or showing of lights at night especially during the threat of an air raid also : a condition of partial darkness produced by this restriction

First Known Use of dimout

1942, in the meaning defined above

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The first known use of dimout was in 1942

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Cite this Entry

“Dimout.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dimout. Accessed 7 Aug. 2020.

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