Definition of reactionaryism in English:

reactionaryism

(also reactionarism)

noun

  • = reactionism.

Origin

Early 20th century; earliest use found in The Daily Northwestern. From either reactionary or reactionary + -ism.

Pronunciation

reactionaryism

/rɪˈakʃ(ə)n(ə)rɪɪz(ə)m/