Search Result for "heterozygosity": 
Wordnet 3.0

NOUN (1)

1. the state of being heterozygous; having two different alleles of the same gene; 



WordNet (r) 3.0 (2006):

heterozygosity
    n 1: the state of being heterozygous; having two different
         alleles of the same gene [ant: homozygosity]