adj.
Characterized by reaction, especially opposition to progress or liberalism; extremely conservative.
n., pl., -ar·ies.
An opponent of progress or liberalism; an extreme conservative.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.