Hypertext Webster Gateway: "crenellation"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Crenelation \Cren`el*a"tion\ (-?"sh?n), n.
The act of crenelating, or the state of being crenelated; an
indentation or an embrasure. [Written also {crenellation}.]
From WordNet (r) 1.7 (wn)
crenellation
n : a rampart built around the top of a castle with regular gaps
for firing arrows or guns [syn: {battlement}, {crenelation}]
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