Definition of introgression
:the entry or introduction of a gene from one gene complex into another (as by hybridization)
What's Trending Now
More Trending Words
Explore Merriam-Webster
Origin and Etymology of introgression
intro- + -gression (as in regression)
Learn More about introgression
Seen and Heard
What made you want to look up introgression? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!