- a sequence of nucleotides, as in DNA or RNA, bound into a chain.
Origin of polynucleotide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- biochem a molecular chain of nucleotides chemically bonded by a series of ester linkages between the phosphoryl group of one nucleotide and the hydroxyl group of the sugar in the adjacent nucleotide. Nucleic acids consist of long chains of polynucleotides
- A linear polymer containing an indefinite, usually large number of nucleotides linked from one ribose or deoxyribose to another by phosphoric residues.