/ Dictionary / Index M medication: Meaning and Definition of Find definitions for: med•i•ca•tion Pronunciation: (med"i-kā'shun), [key] — n. the use or application of medicine. a medicinal substance; medicament. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: medication (Thesaurus) medicate medicative Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language