troffer

noun
trof·​fer | \ˈträ-fər, ˈtrȯ-\

Definition of troffer 

: an inverted trough serving as a support and reflector usually for a fluorescent lighting unit

First Known Use of troffer

1942, in the meaning defined above

History and Etymology for troffer

blend of trough and coffer

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Dictionary Entries near troffer

trod

trodden

troegerite

troffer

troft

troggin

troglo-

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The first known use of troffer was in 1942

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