malformation

mal·for·ma·tion  (mlfôr-mshn)

n.

Abnormal or anomalous formation or structure; deformity.

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malformation

Noun

1. the condition of being faulty or abnormal in form or shape

2. Pathol a deformity, esp. when congenital

malformed adj

Thesaurus

Noun	1.	malformation - an affliction in which some part of the body is misshapen or malformed deformity, misshapenness affliction - a condition of suffering or distress due to ill health Arnold-Chiari deformity - deformity in which part of the brain protrudes through the skull clawfoot, pes cavus - a deformity of the foot characterized by an abnormally high arch and hyperextension of the toes which gives the foot the appearance of a claw cleft foot - a deformity in which the space between the third and fourth toes extends up into the foot clubfoot, talipes - congenital deformity of the foot usually marked by a curled shape or twisted position of the ankle and heel and toes chicken breast, pigeon breast - abnormal protrusion of the breastbone caused by rickets plagiocephaly - congenital malformation of the skull in which the main axis of the skull is oblique scaphocephaly - congenital malformation of the skull which is long and narrow; frequently accompanied by mental retardation valgus - a deformity in which there is an abnormal displacement of part of a limb away from the midline of the body varus - a deformity in which part of a limb is turned inward to an abnormal degree
	2.	malformation - something abnormal or anomalous miscreation failure - an event that does not accomplish its intended purpose; "the surprise party was a complete failure" monstrosity - something hideous or frightful; "they regarded the atom bomb as a monstrosity"