transformative
adj.adj. causing a major change in someone or something. You use this to describe an experience that completely improves how you think or live.
adj. causing a marked change in someone or something, typically for the better. Often used to describe the profound impact of technology, education, or personal experiences.
The new software had a transformative effect on our work.
Studying abroad was a transformative experience that changed her entire perspective on her career and future goals.
The introduction of the printing press was a transformative moment in human history, democratising access to knowledge and fundamentally altering the social and political landscape of Europe.
Often used attributively before nouns like 'effect', 'power', or 'experience'.