English noun: breechblock | |||
1. | breechblock (artifact) a metal block in breech-loading firearms that is withdrawn to insert a cartridge and replaced to close the breech before firing | ||
Synonyms | breech closer | ||
Broader (hypernym) | block, blockage, closure, occlusion, stop, stoppage | ||
Part meronym | breech, rear of barrel, rear of tube | ||