Crenelation
Cren`el`a´tion Pronunciation: ~?´sh?n
| n. | 1. | The act of crenelating, or the state of being crenelated; an indentation or an embrasure. |
| Noun | 1. |  crenelation - a rampart built around the top of a castle with regular gaps for firing arrows or gunsSynonyms: battlement, crenellation |
| 2. | crenelation - the action of constructing rampparts with gaps for firing guns or arrows Synonyms: crenellation |