Definition of Breechblock

1. Noun. A metal block in breech-loading firearms that is withdrawn to insert a cartridge and replaced to close the breech before firing.

Exact synonyms: Breech Closer
Generic synonyms: Block, Blockage, Closure, Occlusion, Stop, Stoppage
Group relationships: Breech, Rear Of Barrel, Rear Of Tube

Definition of Breechblock

1. 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 It is withdrawn for the insertion of a cartridge, and closed again before the gun is fired.

Definition of Breechblock

1. Noun. The metal block that closes the breech of a breech-loading gun after insertion of the cartridge ¹

¹ Source: wiktionary.com

Definition of Breechblock

1. [n -S]

Lexicographical Neighbors of Breechblock

breding
bredouillement
bredren
bredrens
bredrin
bredrins
bree
breech
breech-loading
breech birth
breech births
breech closer
breech delivery
breech extraction
breech presentation
breechblock (current term)
breechblocks
breechcloth
breechcloths
breechclout
breechclouts
breeched
breeches
breeches buoy
breechesmaker
breeching
breechings
breechloader
breechloaders
breechloading

Literary usage of Breechblock

Below you will find example usage of this term as found in modern and/or classical literature:

1. World's Columbian Exposition, Chicago, Ill., 1893 by United States World's Columbian Commission. Committee on Awards (1901)
"The breechblock is a square hollow steel block with rounded corners, ... That part of the front face of the breechblock which covers the bottom of the bore ..."

2. Handbook of the 8-inch Howitzer Matériel, Model of 1917...: With by United States Army. Ordnance Dept (1918)
"The breechblock is supported when withdrawn by a bronze carrier hinged to the right side of the breech ring, the dead weight of the mechanism being taken on ..."

3. Gunners' Instruction (mortar Companies) ... 1916-1917 by Journal of the United States Artillery (1916)
"The interior of a cannon forward of the front face of the breechblock. ... breechblock.—The metal plug which closes the breech of a cannon. 604. ..."

4. Railway Artillery: A Report on the Characteristics, Scope of Utility, Etc by United States Army. Ordnance Dept, Harry W. Miller (1921)
"478-L. The weight is 4861 kilograms, the total length 6 meters, and the length of the tube to the face of the breechblock 5.57 meters. ..."

5. Report of the United States Board Appointed to Test Iron, Steel and Other Metals by Lester Anthony Beardslee, Theodore Thaddeus Sobieski Laidley, Andrew Alexander Blair, Robert Henry Thurston, United States Board for testing iron, steel, and other metals (1904)
"5-INCH RF GUNS. SPECIMENS FROM TUBES, JACKETS, HOOPS, breechblock, SPINDLES, AND GAS CHECKS. ... breechblock ..."

Other Resources:

Search for Breechblock on Dictionary.com!Search for Breechblock on Thesaurus.com!Search for Breechblock on Google!Search for Breechblock on Wikipedia!

Search