Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun crenellation

2 senses of crenellation

Sense 1
battlement, crenelation, crenellation -- (a rampart built around the top of a castle with regular gaps for firing arrows or guns)
       => rampart, bulwark, wall -- (an embankment built around a space for defensive purposes; "they stormed the ramparts of the city"; "they blew the trumpet and the walls came tumbling down")

Sense 2
crenelation, crenellation -- (the action of constructing ramparts with gaps for firing guns or arrows)
       => construction, building -- (the act of constructing something; "during the construction we had to take a detour"; "his hobby was the building of boats")