polyribosome

American

[pol-ee-rahy-buh-sohm] / ˌpɒl iˈraɪ bəˌsoʊm /

noun

Biology.

polysome.

polyribosome British

/ ˌpɒlɪˈraɪbəˌsəʊm /

noun

Also called: polysome. biochem an assemblage of ribosomes associated with a messenger RNA molecule, involved in peptide synthesis

"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

Etymology

Origin of polyribosome

First recorded in 1960–65; poly- + ribosome

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A polyribosome is a string of ribosomes translating a single mRNA strand.

From Textbooks • Jun. 19, 2013

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023