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nucleotide

noun [C]
 
 
/ˈnjʊːkli.ə.taɪd/ US  /ˈnuː.kli.oʊ-/ specialized

Definition

one of a group of chemical compounds found in living cells in nucleic acids such as DNA and RNAChemical elements
(Definition of nucleotide noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of nucleotide