casement

noun

case·​ment ˈkās-mənt 

: a window sash that opens on hinges at the side

also : a window with such a sash

Examples of casement in a Sentence

Recent Examples on the Web

Original hardwood floors, ironwork, casement windows, and Batchelder tilework were carefully preserved, while carefully selected new materials—including white oak, American walnut, and deep-brown Saltillo floor tiles—reinforce the home’s 20th-century craftsmanship. —Mark David, Robb Report, 18 June 2026

However, both come with challenges for casement windows because the movement and position of casement windows is different from sliding or double-hung windows. —Timothy Dale, The Spruce, 17 June 2026

Its original steel casement windows and pine floor were also beautifully untouched. —Vaishnavi Nayel Talawadekar, Architectural Digest, 4 June 2026

Three leaves of the Constitution and the single sheet of the Bill of Rights lay horizontally in a marble and bronze casement elevated three feet off the floor. —Literary Hub, 13 May 2026

Word History

Etymology

Middle English, hollow molding

First Known Use

15th century, in the meaning defined above

Rhymes for casement

• abasement
• debasement
• defacement
• displacement
• effacement
• emplacement
• encasement
• misplacement
• outplacement
• replacement
• basement
• placement

Kids Definition

casement

noun

case·​ment ˈkā-smənt 

1

: a window frame opening on hinges like a door

2

: a window with a casement

Biographical Definition

Casement

biographical name

Case·​ment ˈkās-mənt 

Sir Roger David 1864–1916 Irish rebel