Triiodothyronine

noun

Definitions

Noun
  1. 1
    A thyroid hormone, with the chemical formula C₁₅H₁₂I₃NO₄, affecting almost every process in the body, including body temperature, growth, and heart rate. countable, uncountable
  2. 2
    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 wordnet

Etymology

From tri- + iodothyronine.

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