Definition that contains theca
- pound a unit of apothecary weight equal to 12 ounces troy
- ounce a unit of apothecary weight equal to 480 grains or one twelfth of a troy pound
- dram a unit of apothecary weight equal to an eighth of an ounce or to 60 grains
- drachma a unit of apothecary weight equal to an eighth of an ounce or to 60 grains
- pennyweight a unit of apothecary weight equal to 24 grains
- scruple a unit of apothecary weight equal to 20 grains
- apothecaries' pound an apothecary weight equal to 12 ounces or 373.242 grams
- fluid dram a unit of capacity or volume in the apothecary system equal to one eighth of a fluid ounce
- troy pound an apothecary weight equal to 12 ounces or 373.242 grams
- drachm a unit of capacity or volume in the apothecary system equal to one eighth of a fluid ounce