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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
an act
Grammar usage guide and real-world examplesUSAGE SUMMARY
"an act" is a correct and usable phrase in written English.
It generally refers to an action or law. For example, "The passing of new legislation is an act that this government is proud of."
✓ Grammatically correct
News & Media
Science
Wiki
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
"It is an act".
News & Media
Is this an act?
News & Media
It's not an act.
News & Media
That wasn't an act.
News & Media
All an act".
News & Media
It was an act.
News & Media
"It is all an act.
News & Media
It's an act of imagination.
News & Media
"It's an act of God.
News & Media
Dog is not an act.
News & Media
Was it all an act?
News & Media
Expert writing Tips
Best practice
When using "an act" in legal contexts, ensure you are referring to a specific piece of legislation or a formalized action with legal implications.
Common error
Avoid using "an act" to describe simple, everyday occurrences. Reserve it for actions with significant impact or formal recognition. For routine activities, use alternatives such as "action" or "deed".
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "an act" primarily functions as a noun phrase, often serving as the subject or object of a sentence. It refers to a specific action, event, or performance. As Ludwig highlights, it generally refers to an action or law.
Frequent in
News & Media
80%
Science
10%
Wiki
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Academia
0%
Ludwig's WRAP-UP
In summary, the phrase "an act" is a versatile and commonly used noun phrase that describes a specific action or event. Ludwig confirms its grammatical correctness and widespread usage. Its register is generally neutral, though it appears more frequently in news and media contexts. When using "an act", ensure that it aligns with the intended level of formality and the significance of the action being described. Avoid using it for trivial occurrences, and consider alternatives like "action" or "deed" when appropriate.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a deed
Replaces "act" with a synonym, focusing on the performance or completion of something.
an action
Emphasizes the process or state of doing something, similar to "act".
a measure
Implies a deliberate step taken to achieve a specific outcome.
a performance
Highlights the execution or presentation of something, often in a theatrical context.
an event
Broadens the scope to include any occurrence, whether intentional or unintentional.
a step
Indicates a stage in a process or a course of action.
a move
Suggests a strategic or calculated action.
a feat
Emphasizes the skill or achievement involved in the action.
a proceeding
Refers to a formal action or series of actions, often in a legal or official context.
an instance
Highlights a particular occurrence or example of something.
FAQs
How can I use "an act" in a sentence?
You can use "an act" to describe a specific action, often one with legal or formal significance. For example, "Passing the bill was "a significant act" by the government".
What's the difference between "an act" and "an action"?
"An act" often implies a more formal, deliberate, or impactful undertaking, while "an action" is a more general term for doing something. Thus, a new law might be called "an act", while moving a chair is an action.
What can I say instead of "an act"?
Depending on the context, you could use alternatives such as "a deed", "a measure", or "a performance".
Is it correct to say "an act of kindness"?
Yes, "an act of kindness" is a perfectly correct and common usage. It refers to a specific instance of showing kindness or compassion. Other similar phrases include "a gesture of goodwill", or "a benevolent deed".
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested