thyroid hormone

Noun
  1. Any of several closely related compounds that are produced by the thyroid gland and are active metabolically (synset 105420584)
    is a type of: endocrine, hormone, internal secretion - the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
    subtypes:
    • calcitonin, thyrocalcitonin - thyroid hormone that tends to lower the level of calcium in the blood plasma and inhibit resorption of bone
    • t, tetraiodothyronine, thyroxin, thyroxine - hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells
    • liothyronine, t, triiodothyronine - thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer

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