calibre 359
caliber . ( Of the Br. caliber , East of the ar. ) clás. qalab or qalib , East of the pelvi kalbod, and this of the Gr. ? to?(p?, boot-tree). 1. m inner diameter of many objects hollow, tubes, ducts and pipes. 2. m size, importance and class. 3. m. instrument equipped with a nonius to measure sizes, thicknesses and diameters. 4. m. Mil. Inside diameter of the firearm. 5. m. Mil. Diameter of the projectile or a wire. ? V. compass of caliber s