Trisomy — definition
1. trisomy (Noun)
1 definition
trisomy (Noun) — Chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell.
4 types of
chromosomal aberration chromosomal anomaly chromosonal disorder chrosomal abnormality
5 types
Down syndrome Down's syndrome mongolianism mongolism trisomy 21