1. （尤指天生的）畸形
    A malformation in a person''s body is a part which does not have the proper shape or form, especially when it has been like this since birth.

malformation的反义词

    e.g. ...babies with a high incidence of congenital malformations.
           先天畸形发生率高的婴儿

1. something abnormal or anomalous

    Synonym: miscreation

2. an affliction in which some part of the body is misshapen or malformed

    Synonym: deformitymisshapenness