/ Dictionary / Index G gene mapping: Meaning and Definition of Find definitions for: gene' map"ping Pronunciation: [key] — Genetics. Genetics. any of a number of methods used to construct a model of the linear sequence of genes of a particular chromosome. the act of constructing such a model. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gene frequency gene pool Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language