battlement

Noun
  1. A rampart built around the top of a castle with regular gaps for firing arrows or guns (synset 102815071)
    is a type of: bulwark, rampart, wall - an embankment built around a space for defensive purposes
    has:
    • crenel, crenelle - a notch or open space between two merlons in a crenelated battlement
    • merlon - a solid section between two crenels in a crenelated battlement
    is a part of: fort, fortress - a fortified defensive structure
    same as: crenelation, crenellation

Other Searches