casement
noun C2- A window sash that is hinged on the side.
- A window having such sashes; a casement window.ᵂᵖ
- A casemate. Some writers and readers consider casement a catachresis when used in this sense.
Plural casements
From the library
Then suddenly he hauled something in as a fisherman lands a fish—some large, round object which obscured the light as it was dragged through the open casement.
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