lintel

[ lin-tl ]
/ ˈlɪn tl /

noun

a horizontal architectural member supporting the weight above an opening, as a window or a door.
Also British, lin·tol.

Origin of lintel

1350–1400; Middle English lyntel < Middle French lintel, dissimilated variant of *linter < Latin līmitāris orig., belonging to or indicating a boundary; later taken as synonym of līmināris orig., of the threshold. See limit, -ar1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for lintel

British Dictionary definitions for lintel

lintel
/ (ˈlɪntəl) /

noun

a horizontal beam, as over a door or window

Word Origin for lintel

C14: via Old French probably from Late Latin līmitāris (unattested) of the boundary, influenced in meaning by līminaris of the threshold
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