apothecaries' unit

Definitions of apothecaries' unit

1. noun

   any weight unit used in pharmacy; an ounce is equal to 480 grains and a pound is equal to 12 ounces
   synonyms: apothecaries' weight

   types:

   grain

   1/60 dram; equals an avoirdupois grain or 64.799 milligrams

   scruple

   a unit of apothecary weight equal to 20 grains

   drachm, drachma, dram

   a unit of apothecary weight equal to an eighth of an ounce or to 60 grains

   apothecaries' ounce, ounce, troy ounce

   a unit of apothecary weight equal to 480 grains or one twelfth of a pound

   apothecaries' pound, troy pound

   an apothecary weight equal to 12 ounces or 373.242 grams

   type of:

   weight, weight unit

   a unit used to measure weight