noun
: thyroxine or other closely related metabolically active compound (as triiodothyronine) that is stored in the thyroid gland in the form of thyroglobulin or circulates in the blood apparently bound to plasma protein
noun
: thyroxine or other closely related metabolically active compound (as triiodothyronine) that is stored in the thyroid gland in the form of thyroglobulin or circulates in the blood apparently bound to plasma protein
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012