act on/upon

phrasal verb

acted on/upon; acting on/upon; acts on/upon

: to use (something, such as a feeling or suggestion) as a reason or basis for doing something

They never acted on the information they had.

It's okay to feel angry or jealous, but you mustn't act on those feelings.

Examples of act on/upon in a Sentence

Recent Examples on the Web

This might explain why her mark in collective memory has been so different from others who introduced great innovations or made grand discoveries—and didn’t hesitate to act upon their grandeur. —Corrado Nai, Smithsonian Magazine, 25 June 2024

This gives them the potential to act on the brain and stimulate those receptors for longer periods, Mojsov says. —Lauren J. Young, Scientific American, 25 June 2024

Where two planetary objects act on one another, their effects are fairly predictable. —Interesting Engineering, 23 June 2024

The annual award honors county residents or residents of neighboring counties who speak and act on the themes of author James Baldwin. —Allana Haynes, Baltimore Sun, 18 June 2024