relating to or being a heterozygote, an organism that possesses a pair of differing alleles, one dominant and one recessive, of a particular gene.
- Also het·er·o·zy·got·ic [het-uh-roh-zahy-got-ik]. /ˌhɛt ə roʊ zaɪˈgɒt ɪk/.
- het·er·o·zy·gos·i·ty [het-uh-roh-zahy-gos-i-tee], /ˌhɛt ə roʊ zaɪˈgɒs ɪ ti/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use heterozygous in a sentence
This would indicate that the frog belongs to those animals in which the male is heterozygous for sex.The Organism as a Whole | Jacques Loeb
Being heterozygous for two factors they will produce four kinds of gametes in equal numbers, viz.
Such birds being heterozygous for the inhibitor factor, should be whites showing some coloured "ticks."
The cross between a heterozygous dominant and a recessive also leads to equal numbers of recessives and of heterozygous dominants.
There exists repulsion between the factors G and F in a zygote which is heterozygous for them both.
British Dictionary definitions for heterozygous
genetics (of an organism) having different alleles for any one gene: heterozygous for eye colour Compare homozygous
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for heterozygous
Relating to a cell that has two different alleles at corresponding positions on homologous chromosomes. Compare homozygous.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.