cistron
[ sis-tron ]
/ ˈsɪs trɒn /
noun Genetics.
a segment of DNA that encodes for the formation of a specific polypeptide chain; a structural gene.
Nearby words
cistern, cistern barometer, cisterna, cisternal puncture, cisternography, cistron, cistus, cistvaen, cit, cit., citadel
Related formscis·tron·ic, adjective
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for cistron
cistron
/ (ˈsɪstrən) /
noun
genetics the section of a chromosome that encodes a single polypeptide chain
Word Origin for cistron
C20: from cis-trans; see cis-trans test
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 cistron
cistron
[ sĭs′trŏn′ ]
n.
The smallest functional unit of heredity; a length of chromosomal DNA associated with a single biochemical function and essentially equivalent to a gene.
Related formscis•tron′ic adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for cistron
cistron
[ sĭs′trŏn′ ]
A section of DNA that contains the genetic code for a single polypeptide and functions as a hereditary unit.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.