[rev-uh-loo-shuh-ner-ee] 
adjective, noun, plural -ar⋅ies.| 1. | of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta. |
| 2. | radically new or innovative; outside or beyond established procedure, principles, etc.: a revolutionary discovery. |
| 3. | (initial capital letter ) of or pertaining to the American Revolution or to the period contemporaneous with it in U.S. history: Revolutionary heroes; Revolutionary weapons. |
| 4. | revolving. |
| 5. | a revolutionist. |