CALIBER
Caliber
In guns, particularly firearms, caliber or calibre is the approximate internal diameter of the barrel, or the diameter of the projectile it fires. In a rifled barrel, the distance is measured between opposing lands or grooves; groove measurements are common in cartridge designations originating in the United States, while land measurements are more common elsewhere. Good performance requires that a bullet closely match the groove diameter of a barrel to ensure a good seal. When the barrel diameter is given in inches, the abbreviation "cal" is used in place of "inches." For example, a small bore rifle with a diameter of 0.22 ...The above text is a snippet from Wikipedia: Caliber
and as such is available under the Creative Commons Attribution/Share-Alike License.
caliber
Noun
The above text is a snippet from Wiktionary: caliber
and as such is available under the Creative Commons Attribution/Share-Alike License.