/ Dictionary / Index D discovery: Meaning and Definition of Find definitions for: dis•cov•er•y Pronunciation: (di-skuv'u-rē), [key] — pl. -er•ies. the act or an instance of discovering. something discovered. compulsory disclosure, as of facts or documents. (cap., italics)the third space shuttle to orbit and return to earth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: discovery (Thesaurus) discoverture Discovery Club Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language