heterozygote

[het-er-uh-zahy-goht, -zig-oht]

noun Genetics.

a hybrid containing genes for two unlike forms of a characteristic, and therefore not breeding true to type.

Origin of heterozygote

First recorded in 1900–05; hetero- + zygote

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for heterozygote

Historical Examples of heterozygote

If the individual was really a heterozygote, approximately fifty per cent.
Being Well-Born
Michael F. Guyer
Eosin is allelomorphic to white and the white-eosin compound or heterozygote has the color of the eosin male.
Sex-linked Inheritance in Drosophila
Thomas Hunt Morgan
In this character, then, dominance almost always fails to show itself in the heterozygote and often fails in pure dominants.
Inheritance of Characteristics in Domestic Fowl
Charles Benedict Davenport
Some are probably matings of two heterozygotes, others of two recessives, and others still of a recessive with a heterozygote.
Inheritance of Characteristics in Domestic Fowl
Charles Benedict Davenport
But in a heterozygote potency is usually more or less reduced.
Inheritance of Characteristics in Domestic Fowl
Charles Benedict Davenport

British Dictionary definitions for heterozygote

heterozygote

noun

an animal or plant that is heterozygous; a hybridCompare homozygote

Derived Formsheterozygosis, noun

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

heterozygote in Medicine

heterozygote

[hĕt′ə-rō-zī′gōt′]

An organism that has different alleles at a particular gene locus on homologous chromosomes.