Biologically Active Substance
thymine Audio
thy·mine [ thahy-meen, -min ]
More Information:
ChemID; DailyMed; DrugInfo; PDR
Definitions related to thymine:
  • 2,4-diketo-5-methylpyrimidine; one of the 5 major bases (with adenine, guanine, cytosine, and uracil) found in nucleic acids.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • A chemical compound that is used to make one of the building blocks of DNA. It is a type of pyrimidine.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • One of four constituent bases of DNA.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Thymine, organic compound of the pyrimidine family that is a constituent of deoxyribonucleic acid (DNA). DNA, along with RNA (ribonucleic acid), regulates hereditary characteristics in all living cells. Like the other nitrogenous components of nucleic acids, thymine is part of thymidine, a...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2020
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