/ Dictionary / Index I introductory: Meaning and Definition of Find definitions for: in•tro•duc•to•ry Pronunciation: (in"tru-duk'tu-rē), [key] — adj. serving or used to introduce; preliminary; beginning: an introductory course; an introductory paragraph. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: introductory (Thesaurus) introduction introgression Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language