Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
acting on
Grammar usage guide and real-world examplesUSAGE SUMMARY
"acting on" is a perfectly valid phrase in written English
You can use it to describe taking action on something. For example, "The committee was acting on the advice of the experts."
✓ Grammatically correct
News & Media
Science
Formal & Business
Wiki
Alternative expressions(8)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Remember: Acting on stage and acting on camera are quite similar.
Wiki
Were they acting on instructions?
News & Media
He began acting on stage and radio.
News & Media
Secondly, acting on thoughts is the point.
News & Media
Hillary is clearly acting on it.
News & Media
Some countries are acting on their own.
News & Media
He said police were acting on intelligence.
News & Media
What was she acting on?
News & Media
This is certainly acting on it.
Academia
Education officials are acting on that directive.
News & Media
But he was acting on that urgency.
News & Media
Expert writing Tips
Best practice
In scientific writing, utilize the phrase to describe forces or biological agents affecting a system or organism.
Common error
Avoid using "acting on" when you mean a surgical procedure performed by a doctor, which is more accurately expressed as "operating on". For instance, "The surgeon is acting on the patient" is incorrect in a medical context.
Source & Trust
92%
Authority and reliability
4.9/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "acting on" serves as a verb phrase composed of the present participle "acting" followed by the preposition "on". In the datasets provided by Ludwig, it functions primarily to link a subject's behavior to an external motivator, such as advice, intelligence, or physical forces. Ludwig AI confirms its validity for describing the process of taking action based on specific input.
Frequent in
News & Media
55%
Science
25%
Formal & Business
15%
Less common in
Wiki
3%
Encyclopedias
1%
Academia
1%
Ludwig's WRAP-UP
In conclusion, "acting on" is a versatile and essential phrase in the English language. According to Ludwig AI, it is a perfectly valid way to describe the transition from information or force into tangible action. The phrase is most frequently observed in News & Media and Science contexts, illustrating everything from police responses to gravitational forces. Because it carries a high level of clarity and authority, it is suitable for almost any writing scenario, provided the user avoids confusion with medical terminology like "operating on". Whether you are writing a technical report or a news article, using "acting on" ensures your causal relationships are clearly understood by the reader.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
taking action on
More emphatic and implies a definitive step is being taken
carrying out
A phrasal verb synonym suitable for neutral registers
implementing
Common in professional and policy-driven contexts
executing
Focuses on the implementation of a specific plan or order
addressing
Used when the action involves dealing with a problem or issue
responding to
Highlights the reactive nature of the action
following through with
Emphasizes completing an action previously committed to
enacting
Specific to law or formal procedures
operating on
Suggests a mechanical or systemic influence
working on
Less specific and more informal
FAQs
How to use "acting on" in a sentence?
You can use "acting on" to show that someone is doing something because of specific information. For example, "The police were "acting on" a tip from an anonymous caller."
What can I say instead of "acting on"?
Depending on your sentence, you might use "taking action on", "responding to", or "implementing" to vary your vocabulary.
Is "acting on" formal enough for business writing?
Yes, "acting on" is perfectly acceptable in professional emails and reports. If you want a more executive tone, you could try "executing" or "addressing".
What is the difference between "acting on" and "acting upon"?
There is no significant difference in meaning; "acting upon" is simply a more formal and slightly dated version of ""acting on"".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
92%
Authority and reliability
4.9/5
Expert rating
Real-world application tested