/ Dictionary / Index M mapping: Meaning and Definition of Find definitions for: map•ping Pronunciation: (map'ing), [key] — n. the act or operation of making a map or maps. function (def. 4a). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mapping (Thesaurus) Mappah* map turtle Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language