Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “heterozygous”

heterozygous

adjective uk   /ˌhet.ər.əʊˈzaɪ.fəs/ us    /ˌhet̬.ə.roʊˈ-/ specialized
having two different forms of a gene (= part of a cell containing DNA information) that controls a particular characteristic, one inherited from each parent, and therefore able to pass on either form: a heterozygous cell
Compare
GeneticsInnate and congenital
heterozygote
noun [C] uk   /-ɡəʊt/ us    /-ɡoʊt/ specialized
a heterozygous person, animal, or organismGeneticsInnate and congenital
(Definition of heterozygous from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of heterozygous?
Add Cambridge dictionaries to your browser to your website

Definitions of “heterozygous” in other dictionaries

Translations of “heterozygous”

Word of the Day

beer mat

a small piece of cardboard that you put under a glass to protect a table surface in a pub or bar

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More