/ Dictionary / Index G genetic map: Meaning and Definition of Find definitions for: genet'ic map' Pronunciation: [key] an arrangement of genes on a chromosome. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. genetic load genetic marker Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language