- an ester, composed of a ribonucleoside and phosphoric acid, that is a constituent of ribonucleic acid.
Origin of ribonucleotide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- A nucleotide that contains ribose as its sugar and usually occurs as a component of RNA.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.