1. Fundamental and dramatic transformations that overturn existing systems, structures, or ways of thinking
The invention of the internet brought revolutionary changes to communication and commerce.
A invenção da internet trouxe mudanças revolucionárias à comunicação e ao comércio.
2. Radical reforms or alterations that represent a complete departure from previous conditions
The company implemented revolutionary changes in its business model.
A empresa implementou mudanças revolucionárias em seu modelo de negócios.