or thyroxin noun Etymology: thyr- + oxy + indole Date: 1918 an iodine-containing hormone C 15 H 11 I 4 NO 4 that is an amino acid produced by the thyroid gland as a product of the cleavage of thyroglobulin, increases metabolic rate, and is used to treat thyroid disorders
THYROXINE
Meaning of THYROXINE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012