troy ounce trowel-shaped • troy pound · · · Info · Definitions · Synonyms · Characters · · troy ounce · · Text Common · · Latin · · Scripts 10 · · Length Definitions · · · (noun) a unit of apothecary weight equal to 480 grains or one twelfth of a pound. Synonyms: ounce, apothecaries' ounce. · · Noun Definition 1 Synonyms · · · troy · · Synonym 1 troy weight · · Synonym 2 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079