thiamine

[ thahy-uh-min, -meen ]

nounBiochemistry.
  1. a white, crystalline, water-soluble compound of the vitamin-B complex, containing a thiazole and a pyrimidine group, C12H17ClN4OS, essential for normal functioning of the nervous system, a deficiency of which results chiefly in beriberi and other nerve disorders: occurring in many natural sources, as green peas, liver, and especially the seed coats of cereal grains, the commercial product of which is chiefly synthesized in the form of its chloride salt (thiamine hydrochloride ) for therapeutic administration, or in nitrate form (thiamine mononitrate ) for enriching flour mixes.

Origin of thiamine

1
First recorded in 1905–10; thi- + amine
  • Also thi·a·min [thahy-uh-min]. /ˈθaɪ ə mɪn/.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use thiamine in a sentence

  • I've been fighting shock with thiamin for the last hour, but I don't think I can hold out much longer.

    Bear Trap | Alan Edward Nourse

British Dictionary definitions for thiamine

thiamine

thiamin (ˈθaɪəmɪn)

/ (ˈθaɪəˌmiːn, -mɪn) /


noun
  1. biochem a soluble white crystalline vitamin that occurs in the outer coat of rice and other grains. It forms part of the vitamin B complex and is essential for carbohydrate metabolism: deficiency leads to nervous disorders and to the disease beriberi. Formula: C 12 H 17 ON 4 SCl.H 2 O: Also: vitamin B 1, aneurin

Origin of thiamine

1
C20: thio- + (vit) amin

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for thiamine

thiamine

[ thīə-mĭn ]


  1. A water-soluble pyrimidine derivative belonging to the vitamin B complex that is important in carbohydrate metabolism and normal activity of the nervous system. It is found in pork, organ meats, whole grain cereals, legumes, and nuts. Deficiency of thiamine in the diet results in beriberi. Also called vitamin B1. Chemical formula: C12H17ClN4OS.

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