compound heterozygote

com·pound het·er·o·zy·gote

in medical genetics, the presence of two different mutant alleles at the same loci. Synonym(s): genetic compound

com·pound het·er·o·zy·gote

(kom'pownd het'ĕr-ō-zī'gōt) medical genetics The presence of two different mutant alleles at the same loci.