Biologically Active Substance
uracil Audio
u·ra·cil [ yoo r-uh-sil ]
Definitions related to uracil:
  • 2,4-diketopyrimidine; one of the 5 major bases (with adenine, guanine, cytosine, and thymine) which are a component of nucleic acids.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • A chemical compound that is used to make one of the building blocks of RNA. It is a type of pyrimidine.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • One of four nucleotide bases in the nucleic acid RNA.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Uracil, a colourless, crystalline organic compound of the pyrimidine family that occurs as a component of ribonucleic acid (RNA), a molecule involved in the transmission of hereditary characteristics. The RNA molecule consists of a sequence of nucleotides, each containing a five-carbon sugar...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2020
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