au·​to·​some | \ˈȯ-tə-ˌsōm \

Definition of autosome 

: a chromosome other than a sex chromosome

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Other Words from autosome

autosomal \ ˌȯ-​tə-​ˈsō-​məl \ adjective
autosomally \ -​mə-​lē \ adverb

Examples of autosome in a Sentence

Recent Examples on the Web

The rest, the autosomes, comes from all of one’s ancestors. Adam Rutherford, The Atlantic, "A New History of the First Peoples in the Americas," 3 Oct. 2017 Furthermore, the team determined that Papuans have more Denisovan DNA on their autosomes, inherited equally often from both parents, than on their X chromosomes, inherited twice as often from the mother. Sciencenow, WIRED, "Genome Brings Ancient Girl to Life," 31 Aug. 2012

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'autosome.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of autosome

1906, in the meaning defined above

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Time Traveler for autosome

The first known use of autosome was in 1906

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More Definitions for autosome


au·​to·​some | \ˈȯt-ə-ˌsōm \

Medical Definition of autosome 

: a chromosome other than a sex chromosome

called also nonsex chromosome

— compare allosome

Other Words from autosome

autosomal \ ˌȯt-​ə-​ˈsō-​məl \ adjective
autosomally \ -​mə-​lē \ adverb

More from Merriam-Webster on autosome

Britannica English: Translation of autosome for Arabic Speakers Encyclopedia article about autosome

Comments on autosome

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to clear from alleged fault or guilt

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