Memidex: Free online dictionary/thesaurus and more....
| Free Tools | Preferences | About | Contact | Index

tetraiodothyronine

Definition:

a hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells

Class:

body noun (body parts)

Plural:

tetraiodothyronines

Original source:

Princeton WordNet

Synonyms:

C15H11I4NO4 [chemical formula] | thyroxin | thyroxine | T [acronym]

Etymology:

tetra- + iodo- + thyronine.
(Source: Wiktionary)  [more]

Definition references  (+images)

Wikipedia:

Levothyroxine | L-thyroxine | T4 | 3,5,3',5'-tetraiodo-L-thyronine [synonym] | C15H11I4NO4 [chemical formula]

a synthetic form of the thyroid hormone thyroxine, which is normally secreted by the follicular cells of the thyroid gland. It's also used to treat thyroid hormone deficiency, and occasionally to prevent the recurrence of thyroid cancer. Like its ... (39 of 1364 words, 3 images)

en​.wikipedia​.org​/wiki​/Levothyroxine

Wiktionary:

tetraiodothyronine | thyroxine [synonym] | T4 [synonym] | tetraiodothyronines [plural]

Thyroxine: a hormone produced by the thyroid gland. (8 of 9 words)

en​.wiktionary​.org​/wiki​/tetraiodothyronine

Britannica Encyclopedia:

thyroxine [hormone] | 3,5,3′,5′-tetraiodothyronine [synonym]

or T4, one of the two major hormones secreted by the thyroid gland. Thyroxine's principal function is to stimulate the consumption of ... (22 of 92 words, 1 image)

www​.britannica​.com​/E​Bchecked​/topic​/594710​/thyroxine

Collins Dictionary:

thyroxine | thyroxin

the principal hormone produced by the thyroid gland: it increases the metabolic rate of tissues and also controls growth, as in amphibian ... (22 of 316 words, 5 usage examples, pronunciations)

www​.collinsdictionary​.com​/dictionary​/english​/thyroxine

Columbia Encyclopedia:

thyroxine

substance secreted by the thyroid gland. The hormone thyroxine forms by combining the amino acid tyrosine with iodine. Complexed to a protein, it's ... (23 of 178 words, pronunciation)

www​.infoplease​.com​/ce​6​/sci​/A​0848668​.html

Oxford Dictionary:

thyroxine | thyroxin | C15H11NO4I4 [chemical formula, sense-specific]

Syllabification: (thy·rox·ine) | [biochemistry] | the main hormone produced by the thyroid gland, acting to increase metabolic rate and so regulating ... (19 of 76 words, 3 definitions, pronunciations)

oxforddictionaries​.com​/definition​/american english​/thyroxine

thyroxine [biochemistry] | C15H11NO4I4 [chemical formula]

the main hormone produced by the thyroid gland, acting to increase metabolic rate and so regulating growth and development.; An iodine-containing ... (21 of 72 words, pronunciation)

oxforddictionaries​.com​/definition​/english​/thyroxine

Merriam-Webster:

thyroxine | thyroxin | C15H11I4NO4 [chemical formula] | T4 [thyroxine]

an iodine-containing hormone .. that is an amino acid produced by the thyroid gland as a product of the cleavage of thyroglobulin, increases metabolic ... (24 of 58 words, pronunciations)

www​.merriam-webster​.com​/dictionary​/thyroxine

Random House Dictionary:

thyroxine | thyroxin [sense-specific]

[biochemistry] the thyroid gland hormone that regulates the metabolic rate of the body. | [pharmacology] a commercial form of this compound, obtained ... (21 of 46 words, 2 definitions, pronunciations)

dictionary​.infoplease​.com​/thyroxine

American Heritage Dictionary:

thyroxine | C15H11I4NO4 [chemical formula]

An iodine-containing hormone, ..., produced by the thyroid gland, that increases the rate of cell metabolism and regulates growth and that is made ... (23 of 40 words, pronunciations)

www​.yourdictionary​.com​/thyroxine

Macmillan British Dictionary:

thyroxine [uncountable, biology]

a substance produced by the thyroid that controls growth and development (11 of 36 words, pronunciation)

www​.macmillandictionary​.com​/dictionary​/british​/thyroxine

New World Dictionary:

thyroxine | thyroxin | C15H11I4NO4 [chemical formula]

a colorless, crystalline compound, ..., the active hormone of the thyroid gland, often prepared synthetically and used in treating goiter, cretinism, ... (21 of 33 words, pronunciations)

www​.yourdictionary​.com​/thyroxine

thyroxine | thyroxin

a colorless, crystalline compound, CHINO, the active hormone of the thyroid gland, often prepared synthetically and used in treating goiter, ... (20 of 33 words, pronunciations)

www​.yourdictionary​.com​/thyroxin

Cambridge Dictionary:

thyroxine [specialized]

a hormone produced by the thyroid gland that controls metabolism (chemical processes in the body) and is important for normal development in children (23 of 32 words, pronunciations)

dictionary​.cambridge​.org​/dictionary​/british​/thyroxine

Encarta Dictionary:

thyroxine | thyroxin | tetraiodothyronine [physiology]

the principal hormone secreted by the thyroid gland, which stimulates metabolism and is essential for normal growth and development. A synthetic form ... (22 of 61 words, pronunciations)

encarta​.msn​.com​/dictionary 1861720106​/definition​.html  [offline]

Etymology reference

Wiktionary:

tetraiodothyronine

Origin: tetra- + iodo- + thyronine.

en​.wiktionary​.org​/wiki​/tetraiodothyronine

tetra-

Origin: combining form of Ancient Greek τέτταρες (tettares), τέσσαρες (tessares, "four").

en​.wiktionary​.org​/wiki​/tetra-

Audio reference

the Free Dictionary:

tetraiodothyronine

Audio 1: North American English pronunciation of "tetraiodothyronine"

Audio 2: British English pronunciation of "tetraiodothyronine"

www​.thefreedictionary​.com​/tetraiodothyronine

Page last updated: 2013-06-26

Copyright © 2008-2013 Memidex