Battlements are the notched wall along the top of a castle. Walk the battlements, from the battlements, ruined battlements.
The gaps are the point: a defender stands behind the solid part and shoots through the gap, then steps back. The word is nearly always plural, and the pattern later became decoration on buildings never meant to be defended.
1nounbattlementsThe notched wall along the top of a castle.
“Soldiers stood on the battlements of the castle, watching the enemy approach.”
battlements is a wall.
Also accepted in games: battlement
Old French
bataillement
Middle English
batilment
English
battlement
English, today
battlements
Built from
battlement comes from Middle English batilment, from Old French bataillement, earlier bastillement (“fortification”), from bastillier (“to fortify, to equip with battlements”), from bastille (“fortress”) (see bastion). by surface analysis, battle + -ment.
Etymology from Wiktionary, CC BY-SA