Definition of pyridine in English:

pyridine

Syllabification: pyr·i·dine
Pronunciation: /ˈpirəˌdēn
 
/

noun

Chemistry
  • A colorless volatile liquid with an unpleasant odor, present in coal tar and used chiefly as a solvent.
    • A heteroaromatic compound; chemical formula: C5H5N
    More example sentences
    • The folic acid pathway provides the essential precursor molecule, pyridine thymidylate, needed in DNA biosynthesis.
    • The structure of niacinamide consists of a pyridine ring with an amide group in position three.
    • This is a pyridine silver method described by Ranson in 1911 for impregnating unmyelinated nerve fibers.

Origin

mid 19th century: from Greek pur 'fire' + -ide + -ine4.

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Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody