— chromosomal , adj. — chromosomally , adv.
/kroh"meuh sohm'/ , n. Genetics.
any of several threadlike bodies, consisting of chromatin, that carry the genes in a linear order: the human species has 23 pairs, designated 1 to 22 in order of decreasing size and X and Y for the female and male sex chromosomes respectively.
[ 1885-90; CHROMO- + -SOME 3 ]