Any chromosome apart from the X and Y intercourse chromosomes. Folks typically have22 sets of autosomes (44 autosomes) in each cell.
coined 1906 by U.S. cytologist T.H. Montgomery (1873-1912), from auto- + -some (3)). Associated: Autosomal.
A chromosome not associated with deciding sex.
any chromosome that isn't a sex chromosome; appear in sets in cells but as solitary chromosomes in spermatozoa