The word "groundbreaking" means something that is very innovative, new, or revolutionary. It describes something that is breaking new ground or introducing a significant change or advancement. Full definition
Individuals and groups can view the DVD, just updated in 2014 with new material on trust and commitment, for a fun and informative overview of groundbreaking studies of over 3000 couples. (gottman.com)
Background includes participation in groundbreaking research in the areas of tissue engineering, cell biology and protein biochemistry. (monster.com)
This technical ability allowed for groundbreaking achievements in abstract painting, and his canvases were acclaimed for their visionary and romantic expression. (hamptonsarthub.com)