A fortified enclosure for artillery on a warship.
An armored compartment for artillery on a rampart.
A shellproof or armored enclosure with openings for guns, as in a fortress wall or on a warship.
Origin of casemate
- French from Italian casamatta perhaps casa house (from Latin casa) matto mad, crazy (from Latin mattus drunk) (past participle of madēre to be drunk)
From American Heritage Dictionary of the English Language, 5th Edition