Try Our Apps


Avoid these words. Seriously.

ribosomal RNA

noun, Biochemistry.
a type of RNA, distinguished by its length and abundance, functioning in protein synthesis as a component of ribosomes.
Abbreviation: rRNA.
Origin of ribosomal RNA
First recorded in 1960-65; ribosome + -al1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
British Dictionary definitions for ribosomal RNA

ribosomal RNA

(biochem) a type of RNA thought to be transcribed from DNA in the nucleoli of cell nuclei, subsequently forming the component of ribosomes on which the translation of messenger RNA into protein chains is accomplished Sometimes shortened to rRNA
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
ribosomal RNA in Medicine

ribosomal RNA n.
See rRNA.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
ribosomal RNA in Science
ribosomal RNA
The RNA that is a structural component of a ribosome. Comparison of gene sequences of the ribosomal RNA of different organisms has been used to determine evolutionary relationships among the organisms. See more at RNA.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Nearby words for ribosomal rna

Word Value for ribosomal

Scrabble Words With Friends