phosphodiester bond

noun

: a covalent bond in RNA or DNA that holds a polynucleotide chain together by joining a phosphate group at position 5 in the pentose sugar of one nucleotide to the hydroxyl group at position 3 in the pentose sugar of the next nucleotide

called also phosphodiester linkage

Dictionary Entries Near phosphodiester bond

Cite this Entry

“Phosphodiester bond.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/phosphodiester%20bond. Accessed 17 Jul. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!