/ dɪˈfɔːməti; NAmE -ˈfɔːrm-/ noun
( pl. -ies ) [ C , U ] a condition in which a part of the body is not the normal shape because of injury, illness or because it has grown wrongly
SYN malformation :
Drugs taken during pregnancy may cause physical deformity in babies.
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WORD ORIGIN
late Middle English : from Old French desformite , from Latin deformitas , from deformis misshapen.