noun Etymology: tri- + iod- + thyronine an amino acid of which thyroxine is a derivative Date: 1952 an iodine-containing hormone C15H12I3NO4 that is an amino acid derived from thyroxine

New Collegiate Dictionary. 2001.

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  • Triiodothyronine — Général DCI triiodothyronine Nom IUPAC acide (R,S) …   Wikipédia en Français

  • triiodothyronine — triiodothyronine. См. трииодотиронин. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • triiodothyronine — [trī ī΄ə dō thī′rə nēn΄] n. [ TRI + IODO + THYR(O) + INE3] a crystalline hormone, C15H12I3NO4, secreted by the thyroid gland, that influences the rate of general metabolic activity: used medically, esp. to treat hypothyroidism …   English World dictionary

  • Triiodothyronine — Chembox new ImageFile = Triiodothyronine.svg ImageSize = 250px ImageFile1 = T3 3D balls.png ImageSize1 = IUPACName = (2S) 2 amino 3 [4 (4 hydroxy 3 iodo phenoxy) 3,5 diiodo phenyl] propanoic acid OtherNames = triiodothyronine T3 3,3 ,5 triiodo L… …   Wikipedia

  • Triïodothyronine — Hormone thyroïdienne Les hormones thyroïdiennes, la thyroxine (= tétraiodothyronine) (T4) et la triiodothyronine (T3), sont des hormones produites par la glande thyroïde à partir d un acide aminé, la tyrosine. La condensation de deux molécules de …   Wikipédia en Français

  • triiodothyronine — tri·io·do·thy·ro·nine .trī .ī əd ō thī rə .nēn n a crystalline iodine containing hormone C15H12I3NO4 that is an amino acid derived from thyroxine and is used esp. in the form of its soluble sodium salt C15H11I3NNaO4 in the treatment of… …   Medical dictionary

  • triiodothyronine — Thyroid Thy roid, a. [Gr. qyreoeidh s shield shaped; qyreo s a large, oblong shield (from qy ra a door) + e i^dos form: cf. F. thyro[ i]de, thyr[ e]o[ i]de.] 1. Shaped like an oblong shield; shield shaped; as, the thyroid cartilage. [1913… …   The Collaborative International Dictionary of English

  • triiodothyronine — T3; n. the most metabolically active of the thyroid hormones, which is mostly formed in the tissues from thyroxine. A preparation of triiodothyronine (liothyronine sodium) is administered by mouth or injection for treating underactivity of the… …   The new mediacal dictionary

  • triiodothyronine — noun 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 • Syn: ↑liothyronine, ↑T • Hypernyms: ↑thyroid… …   Useful english dictionary

  • triiodothyronine — /truy uy oh doh thuy reuh neen , uy od oh /, n. 1. Biochem. a thyroid hormone, C15H12I3NO4, similar to thyroxine but several times more potent. 2. Pharm. a preparation of this hormone, used in treating hypothyroidism. Abbr.: T3 [1950 55; TRI +… …   Universalium

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