- any physical, mental, or biochemical abnormality present at birth. Also called congenital defect.
* * *Genetic or trauma-induced abnormality present at birth.A more restrictive term than congenital disorder, it covers abnormalities that arise during the formation of an embryo's organs and tissues and does not include those caused by diseases (e.g., syphilis) that damage structures after they are formed.
* * *genetic or trauma-induced abnormality that is present at birth. See congenital disorder.
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Look at other dictionaries:
birth defect — [n] congenital defect abnormality, congenital malformation, deformity; concept 580 … New thesaurus
birth defect — birth′ defect n. pat any abnormality present at birth • Etymology: 1970–75 … From formal English to slang
birth defect — n. any of various mental, physical, or biochemical defects present in a baby at birth … English World dictionary
Birth defect — Any defect present in a baby at birth, irrespective of whether the defect is caused by a genetic factor or by prenatal events that are not genetic. Birth defects may involve many different organs including the brain, heart, lungs, liver, bones,… … Medical dictionary
birth defect — noun a defect that is present at birth • Syn: ↑congenital anomaly, ↑congenital defect, ↑congenital disorder, ↑congenital abnormality • Hypernyms: ↑defect, ↑anomaly, ↑anomalousness … Useful english dictionary
birth defect — noun Date: 1971 a physical or biochemical defect that is present at birth and may be inherited or environmentally induced … New Collegiate Dictionary
birth defect — Synonyms and related words: abnormality, acute disease, affection, affliction, ailment, allergic disease, allergy, atrophy, bacterial disease, blight, cardiovascular disease, chronic disease, circulatory disease, complaint, complication,… … Moby Thesaurus
birth defect — (Roget s 3 Superthesaurus) n. congenital defect, congenital malformation, deformity, abnormality, congenital deficiency, disability, mutation … English dictionary for students
birth defect — noun Any of several medical disorders that are present at birth. Syn: congenital disorder … Wiktionary
birth defect — imperfection or problem that is present from birth (such as a missing limb, etc.) … English contemporary dictionary