What does "act upon" mean?

To take action on the basis of information received or deduced.

What is a synonym for "act upon"?

Common synonyms include: act on, affect, focus on, get with it, go, influence.

verb

verb ·Rare ·Advanced level

Verb

1
To take action on the basis of information received or deduced.
"The policeman decided to act upon the informant's phone call."
2
have and exert influence or effect wordnet

"The policeman decided to act upon the informant's phone call."