noun🔗Share小頭症A neurological disorder in which the person affected has an abnormally small head due to a failure of brain growth."The doctor diagnosed the baby with microcephaly after noticing the child's unusually small head circumference during a routine check-up. "医師は、定期検診中に子供の異常に小さな頭囲に気づき、その赤ちゃんを小頭症と診断しました。medicinediseasebodyorgananatomyconditionbiologyphysiologyChat with AIVocabulary GamePractice Reading