calibre

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caliber

The nominal internal diameter of a pipe. In contrast, the outside diameter is specified for brass and copper tubing and for brass and copper pipe of other than iron-pipe sizes.
References in periodicals archive ?
"All the calibres that are used in crewed turrets can also be integrated into remote systems," he said.
There has been a range of changes in recent years, depending on calibre size and vehicle role.
A clear trend over the past decade has been a heightened appetite for Programmable Airburst Munitions (PABM) in medium calibre weapons.
Definitions differ, but medium calibre weapons typically fall into the 12.7mm to 40mm category.
The .40 S&W is a new calibre that has been widely adopted by police forces.
The Tanner Calibre One verification suite includes the following products:
Calibre nmDRC (hierarchical design rule checking) ensures the physical layout can be manufactured.
Calibre nmLVS (hierarchical layout versus schematic) checks that the physical layout is electrically and topographically the same as the schematic.