malformation

noun
UK /ˌmæl.fɔːˈmeɪ.ʃən/
US /ˌmæl.fɔːrˈmeɪ.ʃən/

A malformation is a body part that grew in a strange or wrong shape.

The doctor said the baby was born with a small malformation in her heart.


OTHER MEANINGS

2. The act or process of forming something badly or incorrectly.

The malformation of the clay pot made it wobble on the table.

3. A badly made or faulty structure or shape.

Engineers found a malformation in the bridge's support beam.

4. In geology, an unusual fold or bend in rock layers.

The hikers saw a strange malformation in the rock wall.