1. Of or relating to the bore of a gun (or its ammunition) that measures forty-five hundredths of an inch in diameter
   - .45 caliber [US], .45 calibre [Brit, Cdn], .45-calibre [Brit, Cdn]

See also: caliber [US]

• transputer
• transsexual
• transsexual surgery
• transsexualism
• transship
• transshipment
• transshipment center
• transshipment centre
• transubstantiate
• transubstantiation
• transudate
• transudation
• transude
• transuranic
• transuranic element
• transurethral resection of the prostate
• Transvaal
• Transvaal daisy
• Transvaal kafferboom
• transversal
• transversally
• transverse
• transverse colon
• transverse flute
• transverse muscle of abdomen