mongolism

Noun

1.

mongolism - a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation Synonyms: Down syndrome, Down's syndrome, mongolianism, trisomy 21

Christmas disease, Hartnup disease, Werdnig-Hoffmann disease, achromatic vision, albinism, amentia, arrested development, backwardness, blithering idiocy, color blindness, cretinism, cystic fibrosis, dichromatic vision, dysautonomia, half-wittedness, hemophilia, ichthyosis, idiocy, idiotism, imbecility, infantilism, insanity, mental defectiveness, mental deficiency, mental handicap, mental retardation, mongolianism, mongoloid idiocy, moronism, moronity, mucoviscidosis, muscular dystrophy, pancreatic fibrosis, profound idiocy, retardation, retardment, sickle-cell anemia, simple-wittedness, simplemindedness, simpleness, simplicity, subnormality, thalassemia