autosome
noun
au·to·some ˈȯ-tə-ˌsōm 
: a chromosome other than a sex chromosome
Example Sentences
Recent Examples on the Web Law enforcement also tested 20 or so genetic markers from autosomes—nonsex chromosomes, which are inherited from both parents. 
Allysia Finley, WSJ, 15 Feb. 2019 The rest, the autosomes, comes from all of one’s ancestors. Adam Rutherford, The Atlantic, 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, 31 Aug. 2012
Allysia Finley, WSJ, 15 Feb. 2019 The rest, the autosomes, comes from all of one’s ancestors. Adam Rutherford, The Atlantic, 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, 31 Aug. 2012 Word History
First Known Use
1906, in the meaning defined above
Medical Definition
autosome
noun
au·to·some ˈȯt-ə-ˌsōm
: a chromosome other than a sex chromosome
called also nonsex chromosome
compare allosome