Why Does Oz Stand For Ounces?
Why Does Oz Stand For Ounces? Ounce derives from the Ancient Roman uncia, a unit in the Ancient Roman units of measurement weighing about 27.35 grams or 0.967 of an Avoirdupois ounce, that was one-twelfth ( 1⁄12) of the Roman pound (libra). … The abbreviation oz came later from the cognate Italian word onza (now