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Down's syndrome   Listen
noun
Down's syndrome, Down syndrome  n.  (Med.) A congenital disorder caused by an extra chromosome 21 in some or all cells. It causes a variable number and degree of abnormalities, including retarded growth, mental retardation, a short nose, prominent epicanthic folds on the eyelids, a protruding lower lip, and other physical features having varying degrees of deviation from the normal. Called also mongolism, trisomy-21 and trisomy 21 syndrome.






Collaborative International Dictionary of English 0.48








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Words linked to "Down's syndrome" :   congenital defect, birth defect, congenital abnormality, congenital disorder, congenital anomaly



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