hy·per·thy·roid·ism /-ˌrɔɪˌdɪzəm/
  甲狀腺官能症
  hy·per·thy·roid·ism /-ˌrɔɪdˌɪzəm, rəd-/ 名詞
  甲狀腺功能亢進,甲狀腺功能亢進症
  hyperthyroidism
       n : an overactive thyroid gland; pathologically excessive
           production of thyroid hormones or the condition resulting
           from excessive production of thyroid hormones [syn: thyrotoxicosis]
           [ant: hypothyroidism]