noun ダウンロード 🔗共有 小頭症 A neurological disorder in which the person affected has an abnormally small head due to a failure of brain growth. Examples : "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。 medicine disease body organ anatomy condition biology physiology AIとチャット語彙ゲーム読解練習