mongolianism
mon·go·lia·nism
noun
1.
a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation
Origin
From Mongolian + -ism.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.