#troy_unit any of the unit of the troy system of weights
supertype: weight_unit a unit used to measure weight; "he placed two weights in the scale pan"
part of: troy_weight
subtype: grain.troy_unit 1/60 dram; equals an avoirdupois grain or 64.799 milligrams
subtype: pennyweight a unit of apothecary weight equal to 24 grains
subtype: apothecaries'_ounce__apothecaries'ounce__ounce__troyounce a unit of apothecary weight equal to 480 grains or one twelfth of a pound
subtype: troy_pound__apothecaries'_pound__apothecaries'pound an apothecary weight equal to 12 ounces or 373.242 grams
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