Dover's powderDo·ver's powder
a preparation of opium, ipecac, etc., formerly used to relieve pain and induce perspiration
Origin of Dover's powderafter T. Dover (1660-1742), British physician
A powdered drug containing ipecac and opium, formerly used to relieve pain and induce perspiration.
Origin of Dover's powderAfter Thomas Dover, (1660–1742), British physician.
(countable and uncountable, plural Dover's powders)
From Dr. Thomas Dover, an English physician.