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A system of liquid volume measure used in pharmacy. It has been largely replaced by measures of the metric system.
Etymology: Gk, apotheke, store
a system of graduated liquid volumes originally based on the minim, formerly equal to one drop of water but now standardized to 0.06 mL; 60 minims equals 1 fluid dram, 8 fluid drams equals 1 fluid ounce, 16 fluid ounces equals 1 pint, 2 pints equals 1 quart, 4 quarts equals 1 gallon. See also apothecaries' weight, metric system.