BREECHBLOCK

breechblock, breech closer

(noun) a metal block in breech-loading firearms that is withdrawn to insert a cartridge and replaced to close the breech before firing

Source: WordNet® 3.1


Etymology

Noun

breechblock (plural breechblocks)

(firearms) The metal block that closes the breech of a breech-loading gun after insertion of the cartridge.

Source: Wiktionary


Breech"block, n.

Definition: The movable piece which closes the breech of a breech-loading firearm, and resists the backward force of the discharge. It is withdrawn for the insertion of a cartridge, and closed again before the gun is fired.

Source: Webster’s Unabridged Dictionary 1913 Edition



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