1. involving or causing a complete or dramatic change
2. relating to or supporting a political revolution

1. a person who works for or engages in political revolution

Examples

• The smartphone was a revolutionary invention that changed how we communicate.
• Her revolutionary ideas about education challenged traditional teaching methods.
• The revolutionary war lasted eight years.
• Revolutionary forces gathered in the capital city.
• He was known as a revolutionary who fought against the monarchy.
• The revolutionary leader inspired thousands to join the cause.
• This revolutionary technology could solve the energy crisis.