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Pronunciation varies by accent · noun
(firearms) The metal block that closes the breech of a breech-loading gun after insertion of the cartridge..
Use breechblock when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Breechblock means (firearms) The metal block that closes the breech of a breech-loading gun after insertion of the cartridge..
Common synonyms include breech closer.
The opposite depends on the specific sense.
Use breechblock where its definition matches the intended context.
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