From Longman Dictionary of Contemporary Englishmalformedmal‧formed /ˌmælˈfɔːmd◂ $ -ˈfɔːrmd◂/ adjective technicalif a part of someone’s body is malformed, it is badly formedSYN deformedmalformed limbsExamples from the Corpusmalformed• Some parents feel reluctant to see their malformedbabies at first and express a need to temper the intensity of the experience.• Scientists have found selenium in fish and ducks in the Bay and have linked it to malformedbirds.• Miscarriagesprocured in this way often led to death or malformedbirths.• One severely malformed boy climbs out of bed and crawls across the floor, crab-like.• The proxy must be in a position to filterdangerous URLs and malformedcommands.• The girls were wearing them along with fatclunkyshoes that looked like malformedelevator shoes from the seventies.• Was it malformed, or merely hypothermic, the last to hatch?• Technicians can identify only obvious problems, such as malformedsperm heads or tails.• a malformedspinalcord