Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: polysomy
  1. Congenital defect of having one or more extra chromosomes in somatic cells

Derived forms: polysomies

Type of: birth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disease, congenital disorder

Encyclopedia: Polysomy