Dictionary

casement

noun case·ment \ˈkās-mənt\

: a window that opens on hinges like a door

Full Definition of CASEMENT

: a window sash that opens on hinges at the side; also : a window with such a sash

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Middle English, hollow molding

First Known Use: 15th century

biographical name Case·ment \ˈkās-mənt\

Sir Roger David 1864–1916 Irish rebel

CASEMENT Defined for Kids

noun case·ment \ˈkā-smənt\

: a window sash opening on hinges

: a window with a casement

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