1The treble in her voice was so clear that it stood out from the rest of the choir.
2Does the new policy treble the amount of funding available for research projects?
3The company's profits trebled last year due to the successful launch of their new product.
4If you treble the recipe, you will need to adjust the cooking time accordingly.
5The treble clef is used in music notation to indicate that the staff represents higher pitched sounds.