Pronunciation: (rē-ak'shu-ner"ē), [key]
—adj., n., pl. -ar•ies.
of, pertaining to, marked by, or favoring reaction, esp. extreme conservatism or rightism in politics; opposing political or social change.
a reactionary person. Also,re•ac'tion•ist.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.