conclusively

Everyday

1. In a way that proves something completely and leaves no doubt. tree →
2. In a final way that settles the matter. tree →

In the lessons

Used in science, maths and detective stories: the test proved conclusively. It tells the reader that the answer is certain. Phrases: prove conclusively, show conclusively, conclusively won.

Examples

• The experiment showed conclusively that plants need light. tree →
• The fingerprints proved conclusively who took the cake. tree →
• The team won conclusively, ten goals to nil. tree →
• Scientists cannot yet say conclusively why this happens. tree →
• The video showed conclusively that the ball crossed the line. tree →
• The test results conclusively ruled out an infection. tree →
• We can't conclusively say who won until we count again. tree →

Note

Adjective: conclusive (conclusive proof); noun: conclusion. Opposite: inconclusively. In maths, a proof that works for all cases shows something conclusively; one example alone does not.