thymine

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈθaɪmiːn/US:USA pronunciation: respellingUSA pronunciation: respelling(thī′mēn, -min)


WordReference Random House Unabridged Dictionary of American English © 2026
thy•mine  (thī′mēn, -min),USA pronunciation n. [Biochem.]
  1. Biochemistrya pyrimidine base, C5H6N2O2, that is one of the principal components of DNA, in which it is paired with adenine. Symbol: T
  • thym(ic)2 + -ine2 1890–95

Collins Concise English Dictionary © HarperCollins Publishers::
thymine / ˈθaɪmiːn/
  1. a white crystalline pyrimidine base found in DNA. Formula: C5H6N2O2
Etymology: 19th Century: from thymic (see thymus) + -ine2
'thymine' also found in these entries (note: many are not synonyms or translations):
DNA - RNA - T - T, t - adenine - base - base pair - base-pairing rules - complementary base - folic acid - nucleoside - nucleotide - pyrimidine - thymidine

Forum discussions with the word(s) "thymine" in the title:


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