a white, bitter, crystalline alkaloid, C17H19NO3·H2O, the most important narcotic and addictive principle of opium, obtained by extraction and crystallization and used chiefly in medicine as a pain reliever and sedative.
mor·phine (môr'fēn') n. A bitter crystalline alkaloid, C17H19NO3·H2O, extracted from opium, the soluble salts of which are used in medicine as an analgesic, a light anesthetic, or a sedative. Also called morphia.
[French, from Morphée, Morpheus, from Latin Morpheus.]
1828, from Fr. morphine or Ger. Morphin (1816), name coined in allusion to L. Morpheus, Ovid's name for the god of dreams, son of Sleep, lit. "the maker of shapes," from Gk. morphe "form, shape, beauty, outward appearance," perhaps from PIE *merph-, possible Gk. root meaning "form," of unknown origin. So called because of the drug's sleep-inducing properties.
Main Entry: mor·phine Pronunciation: 'mor-"fEn Function: noun : a bitter crystalline addictive narcotic baseC17H19NO3 that is the principal alkaloid of opium and is used in the form of a soluble salt (as a hydrochloride or a sulfate) as an analgesic and sedative Morápheus/'mor-fE-&s, -"f(y)üs/, Greek mythological character. Morpheus was one of the sons of Hypnos, the god of sleep. As a dream-god Morpheus made human shapes appearto dreamers. His two brothers were responsible for sending forms of animals and inanimate things.
morphine mor·phine (môr'fēn') n. A bitter crystalline alkaloid extracted from opium, the soluble salts of which are used in medicine as an analgesic, a light anesthetic, or a sedative. Also called morphia.