A congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation. Synonyms: Down's syndrome, Down syndrome, mongolianism, mongolism.
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Words linked to "Trisomy 21" : mongolianism, congenital abnormality, Down syndrome, trisomy, congenital anomaly, birth defect, congenital disorder, congenital defect |
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