drachm : Idioms & Phrases
fluid drachm
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noun a British imperial capacity measure (liquid or dry) equal to 60 minims or 3.5516 cubic centimeters
fluidram; fluid dram; drachm.
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noun a unit of capacity or volume in the apothecary system equal to one eighth of a fluid ounce
fluidram; fluid dram; drachm.
WordNet
Fluid dram , ∨ Fluid drachm
- a measure of capacity equal to one eighth of a fluid ounce.