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Noun1.amastia - absence of the mammary glands (either through surgery or developmental defect)
surgery - the branch of medical science that treats disease or injury by operative procedures; "he is professor of surgery at the Harvard Medical School"
abnormalcy, abnormality - an abnormal physical condition resulting from defective genes or developmental deficiencies


n. amastia, ausencia de los pechos.
References in periodicals archive ?
Besides these deformities, children are also diagnosed with Amastia, a total absence of breast tissue and nipple-areola, congenital nipple inversion which is caused by tethering and shortening of breast ducts, and development of fibrous bands behind the nipples during intrauterine life.
A few congenital and developmental abnormalities include gynaecomastia (excess breast tissue in men and boys), Poland's Syndrome (underdevelopment or absence of the chest muscle), and amastia (absence of breast tissue).