Organic Chemical
polynucleotide Audio
pol·y·nu·cle·o·tide [ pol-ee-noo-klee-uh-tahyd, -nyoo- ]
Subclass of:
Nucleotides
Definitions related to polynucleotides:
  • Chain structure containing numerous nucleotides linked together by phosphodiester bonds (5'-3'); the nucleotide units consist of a purine or pyrimidine base, a pentose sugar, and a phosphate group.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • BIOPOLYMERS composed of NUCLEOTIDES covalently bonded in a chain. The most common examples are DNA and RNA chains.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (nucleotide polymer) A biopolymer composed of nucleotide monomers.
    NCI
    U.S. National Cancer Institute, 2021
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