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dram(ʒ) (dr) [dram]
a unit of weight which, in the apothecaries' system, equals 60 grains, or ⅛ounce; in the avoirdupois system it equals 27.34 grains, or ¹⁄₁₆ounce.
A unit of weight: 1/8 oz.; 60 gr, apothecaries' weight; 1/16 oz., avoirdupois weight.
Etymology: Gk, drachme, weight of the same value
a unit of mass equivalent to an apothecary's measure of 60 grains or 1/8 ounce and to 1/16 ounce or 27.34 grains avoirdupois. Also spelled drachm.
dramAn obsolete pharmaceutical unit (3.88 grams, 60 grains).
A unit of weight in apothecary measurement: 1/8 oz.; 60 gr. apothecaries' weight; 1/16 oz., avoirdupois weight.
A unit of weight: 1/8 oz.; 60 gr., apothecaries' weight; 1/16 oz., avoirdupois weight.
n a unit of weight that equals the eighth part of the apothecaries' ounce. Symbol ʒ
a unit of weight in the avoirdupois (27.344 grains, 1/16 ounce) or apothecaries' (60 grains, 1/8 ounce) system; symbol .
a unit of liquid measure of the apothecaries' system, containing 60 minims, and equivalent to 3.697 ml. See also Table 4.3. Abbreviated fl. dr.