femerell

noun

fem·​er·​ell

ˈfem(ə)rəl,

-məˌrel

plural -s

: a small open structure on a roof (as of a medieval kitchen) for ventilation : louver

Word History

Etymology

Middle English femerell, fumerel, from Middle French fumeraille & fumeril, modification of Late Latin fumariolum vent, smoke hole

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