casement window

1. 1.

   a window with one or more casements

   Broaderwindow

Questions about casement window

What does casement window mean?

casement window means "a window with one or more casements".

Is casement window a common word?

casement window is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.