Word

mongolianism, n.
(mongolianisms)

a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation
<noun.state>

Down syndrome Down's syndrome mongolianism mongolism trisomy 21

semantic pointers

hypernym

trisomy birth defect, congenital anomaly, congenital defect, congenital disorder, congenital abnormality