Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL: www.learnthat.org

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University
{%wordnet%}
Definitions.net
{%definitions_com%}

Videos

Short "hint"

n. - Hormone produced by the gland at the base of the neck to regulate metabolism

edit
Usage examples (38)
  • thyroxine is 65% iodine
  • The thyroid gland secretes an inactive thyroid hormone called thyroxine, also known as T4.
  • Your brain needs thyroid hormone, called thyroxine or T4, to develop and function properly.
  • It takes iodine from the food we eat to make iodine-containing hormones called thyroxine (T4) and triiodothyronine (T3).
...click for more
Tutoring comment


Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.