Also found in: Thesaurus.
Switch to new thesaurus
|Noun||1.||troy unit - any of the unit of the troy system of weights|
troy, troy weight - a system of weights used for precious metals and gemstones; based on a 12-ounce pound and an ounce of 480 grains
grain - 1/60 dram; equals an avoirdupois grain or 64.799 milligrams
pennyweight - a unit of apothecary weight equal to 24 grains
apothecaries' ounce, ounce, troy ounce - a unit of apothecary weight equal to 480 grains or one twelfth of a pound