intron Hear it!

intron definition

in·tron (in′trän′)

noun

an intervening sequence in the eukaryote genetic code, interrupting protein formation

Etymology: coined (1978) by W. Gilbert (1932-), U.S. molecular biologist < intra- (because within the gene) + -on, as in operon

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.