Webster's Revised Unabridged Dictionary · 1913

Revolutionary

Revolutionary , adjective

[Compare French révolutionnaire.]

Of or pertaining to a revolution in government; tending to, or promoting, revolution; as, revolutionary war; revolutionary measures; revolutionary agitators.

Revolutionary , noun

A revolutionist. [Rare]
Dumfries was a Tory town, and could not tolerate a revolutionary. — Prof. Wilson