/ Dictionary / Index R recombinant DNA: Meaning and Definition of Find definitions for: recombinant DNA Pronunciation: [key] — Genetics. Genetics. DNA in which one or more segments or genes have been inserted, either naturally or by laboratory manipulation, from a different molecule or from another part of the same molecule, resulting in a new genetic combination. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. recombinant recombinant DNA technology Related Content Daily Word Quiz: vernacular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language