Nouns

(n)dram, drachm, drachmaa unit of apothecary weight equal to an eighth of an ounce or to 60 grains
(n)fluidram, fluid dram, fluid drachm, drachma British imperial capacity measure (liquid or dry) equal to 60 minims or 3.5516 cubic centimeters
(n)fluidram, fluid dram, fluid drachm, drachma unit of capacity or volume in the apothecary system equal to one eighth of a fluid ounce