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Any chromosome other than a sex chromosome; autosomes normally occur in pairs in somatic cells and singly in gametes. SYN: euchromosome. [auto- + G. soma, body]
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au·to·some 'ȯt-ə-.sōm n a chromosome other than a sex chromosome called also nonsex chromosome compare ALLOSOME
au·to·so·mal .ȯt-ə-'sō-məl adj
au·to·so·mal·ly -mə-lē adv
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n.
any chromosome that is not a sex chromosome and occurs in pairs in diploid cells.
• autosomal adj.
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au·to·some (awґto-sōm) [auto- + -some] any of the chromosomes other than the pair of sex chromosomes; in humans there are 22 pairs of autosomes. autosomal adjMedical dictionary. 2011.