| breechblock | n. ส่วนหุ้มท้ายของกระบอกปืน |
| breechblock | (n) a metal block in breech-loading firearms that is withdrawn to insert a cartridge and replaced to close the breech before firing, Syn. breech closer |
| Breechblock | n. 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 It is withdrawn for the insertion of a cartridge, and closed again before the gun is fired. [ 1913 Webster ] |
| 遊底 | [ゆうてい, yuutei] (n) breechblock (of a gun) [Add to Longdo] |