• synonyms

Mongolian idiocy

See more synonyms for Mongolian idiocy on Thesaurus.com
noun (often lowercase) Pathology.
  1. (no longer in technical use) Down syndrome.
Show More

Origin of Mongolian idiocy

First recorded in 1890–95
Related formsMongolian idiot, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018