cytosine

noun cy·to·sine \ˈsī-tə-ˌsēn\

Definition of CYTOSINE

: a pyrimidine base C₄H₅N₃O that codes genetic information in the polynucleotide chain of DNA or RNA — compare adenine, guanine, thymine, uracil

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International Scientific Vocabulary cyt- + -ose + ²-ine

First Known Use: 1894

Medical Dictionary

noun cy·to·sine \ˈsīt-ə-ˌsēn\

: a pyrimidine base C₄H₅N₃O that codes genetic information in the polynucleotide chain of DNA or RNA—compare adenine, guanine, thymine, uracil

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