1. in a way that is of crucial importance; centrally

Examples

• The new evidence pivotally changed the outcome of the trial.
• She was pivotally involved in the company’s expansion into Asia.
• The quarterback’s injury pivotally affected the team’s championship hopes.
• This discovery pivotally advances our understanding of climate change.
• The meeting pivotally determined the future direction of the project.
• His testimony pivotally influenced the jury’s decision.