12 letters · 28 points in Scrabble
adjective having dissimilar alleles at corresponding chromosomal loci
originEtymology tree Proto-Indo-European *sem- Proto-Indo-European *sḿ̥teros Proto-Hellenic *hə́teros Ancient Greek ἕτερος (héteros)lbor. English hetero- English -zygous English heterozygous From hetero- + -zygous.
Etymology from Wiktionary, CC BY-SA 3.0