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Definition of calibre:

  1. Fig.: Capacity or compass of mind.
  2. The diameter of round or cylindrical body, as of a bullet or column.
  3. The diameter of the bore, as a cannon or other firearm, or of any tube; or the weight or size of the projectile which a firearm will carry; as, an 8 inch gun, a 12- pounder, a 44 caliber.


gauge, quality, tone, standard of measurement, aegir, bore, timber, lineament, eager, dullard, chamber, bayonet, caliber, hammer, character, eagre, tidal bore, gage, barrel, clip, butt, drill hole, bore-hole, timbre.

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