Dover's powder

== English == === Etymology === Named after English physician Thomas Dover (1660–1742). === Noun === Dover's powder (countable and uncountable, plural Dover's powders) (medicine, dated) A powder of ipecac and opium, formerly used to treat colds and fevers. === References === “Dover's powder”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Further reading === Dover's powder on Wikipedia.Wikipedia