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autosome

[aw-tuh-sohm]

|

noun Genetics.

any chromosome other than a sex chromosome.

Origin of autosome

First recorded in 1905–10; auto-¹ + -some³

Also called euchromosome.

Related formsau·to·so·mal, adjectiveau·to·so·mal·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for autosomal

Historical Examples of autosomal

It is an autosomal character, a member of the second group of linked gens.
Sex-linked Inheritance in Drosophila
Thomas Hunt Morgan

British Dictionary definitions for autosomal

autosome

noun

any chromosome that is not a sex chromosome

Derived Formsautosomal, adjective

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

Word Origin and History for autosomal

autosome

n.

coined 1906 by U.S. cytologist T.H. Montgomery (1873-1912), from auto- + -some (3)). Related: Autosomal.

Online Etymology Dictionary, © 2010 Douglas Harper

autosomal in Medicine

autosome

[ô′tə-sōm′]

n.

A chromosome other than a sex chromosome, normally occurring in pairs in somatic cells and singly in gametes.

Related formsau′to•so′mal (-sō′məl) adj.au′to•so′mal•ly adv.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.