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mongolism

English

  1. 🔊 a congenital disorder caused by having an extra 21st chromosome

Similar words

mongolianism down's syndrome down syndrome 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