caliber
Diameter of the bore of a firearm, typically measured between opposite lands.
Other meanings
The diameter of round or cylindrical body, as of a bullet, a projectile, or a column.
A nominal name for a cartridge type, which may not exactly indicate its true size and may include other measurements such as cartridge length or black powder capacity. Eg 7.62×39 or 38.40.
Related words
- calibered
- monocaliber
- multicaliber
- polycaliber
- subcaliber
Word history
From Italian "calibro".
Where this comes from
This definition is adapted from “caliber” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.