caliber

Encyclopedia Article

Article

The diameter measurement of either a bullet or the internal width of a gun barrel. The caliber is usually measured in hundredths of an inch, for example .22, .38, and so on.

Photo Credit: 

 
"Interior of a 9mm pistol, March 23, 2011" by ArtBrom is licensed under CC BY-SA.

Published Works: 
People of Darkness (1980)
Term Type: 
Human Environment