drachm / dram are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
drachm: NA
dram: (noun) a unit of apothecary weight equal to an eighth of an ounce or to 60 grains. (noun) 1/16 ounce or 1.771 grams. (noun) the basic unit of money in Armenia.
drachm: NA
dram: d·r·AE·m
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)