Other forms: crenels
A crenel is one of the gaps in a battlement. Shoot through a crenel.
The solid part between two of them is a merlon, and the pair make a battlement. A crenel was often fitted with a wooden shutter that could be swung aside.
1nouncrenelOne of the gaps in a battlement.
“An archer could cover the whole gate from one crenel.”
crenel is a gap.
Old French crenel is a diminutive of cren, a notch.
Old French
crenel
English, today
crenel
Built from
From Old French crenel (> modern French créneau), diminutive of cren (“notch”).
Etymology from Wiktionary, CC BY-SA