revolutionary Definition

1. Relating to or like a revolution.
2. In favour of and supporting political, social, etc revolution.

Thesaurus: radical, extremist, progressive, subversive, insurgent, insurrectionary; Antonym: conservative.
3. Completely new or different; involving radical change.

Thesaurus: new, novel, different, radical, experimental; Antonym: commonplace.

revolutionaries
1. Someone who takes part in or is in favour of political, social, etc revolution in general, or a particular revolution.

Thesaurus: rebel, radical, insurrectionist, anarchist, insurgent, mutineer.