hemizygote

[ hem-i-zahy-goht, -zig-oht ]
/ ˌhɛm ɪˈzaɪ goʊt, -ˈzɪg oʊt /

noun Genetics.

an individual having only one of a given pair of genes.

Origin of hemizygote

First recorded in 1930–35; hemi- + zygote
Related formshem·i·zy·gous [hem-i-zahy-guh s] /ˌhɛm ɪˈzaɪ gəs/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for hemizygous

hemizygous

/ (ˌhɛmɪˈzaɪɡəs) /

adjective

genetics (of a chromosome or gene) not having a homologue; not paired in a diploid cell
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

Medicine definitions for hemizygous (1 of 2)

hemizygous

[ hĕm′ĭ-zīgəs ]

adj.

Having unpaired genes in an otherwise diploid cell.

Medicine definitions for hemizygous (2 of 2)

hemizygote

[ hĕm′ĭ-zīgōt′ ]

n.

An individual that is hemizygous with respect to one or more specified genes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.