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Definitions

act on

VERB
take action
Synonyms
Antonyms
WEAK
have no effect on


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It was also directed at US and Israeli allies across the region who were watching closely to see whether Tehran would act on its threats.

From BBC • Jun. 8, 2026

A former soldier in Ukraine said geospatial intelligence was sometimes so stale by the time it reached the units at the front line, soldiers couldn’t act on it.

From The Wall Street Journal • Jun. 5, 2026

The findings suggest that GLP-1 medications may act on a shared biological pathway underlying multiple forms of addiction.

From Science Daily • Jun. 3, 2026

They are afraid of locking in the loss, so they hold on while it gets bigger and bigger until their capital is trapped and they cannot act on anything new.

From MarketWatch • May 26, 2026

“The British act on their promises,” insisted the bald man.

From "Chains" by Laurie Halse Anderson




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