[hy.per.thy.roid.ism] n [ISV] (ca. 1900): excessive functional activity of the thyroid gland; also: the resulting condition marked esp. by increased metabolic rate, enlargement of the thyroid gland, rapid heart rate, and high blood pressure
HYPERTHYROIDISM
Meaning of HYPERTHYROIDISM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012