polysome

[pol-ee-sohm]

noun Biology.

a complex of ribosomes strung along a single strand of messenger RNA that translates the genetic information coded in the messenger RNA during protein synthesis.

Nearby words

  1. polysemous,
  2. polysemy,
  3. polysepalous,
  4. polyserositis,
  5. polysinusitis,
  6. polysomia,
  7. polysomic,
  8. polysomnogram,
  9. polysomnography,
  10. polysomy

Origin of polysome

First recorded in 1960–65; poly- + (ribo)some

Also called polyribosome.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for polysome

polysome

noun

another name for polyribosome
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

Medicine definitions for polysome

polysome

[pŏlē-sōm′]

n.

polyribosome

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.