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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 instant
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "an instant" is correct and usable in written English.
It can be used to refer to a very short period of time or a moment. Example: "Please hold on for just an instant while I grab the document."
✓ Grammatically correct
News & Media
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
In an instant.
News & Media
"It's an instant response".
News & Media
It's an instant classic.
News & Media
They're gone in an instant".
News & Media
It's an instant Band-Aid".
News & Media
In an instant, everything changed.
News & Media
In an instant, eyes widened.
News & Media
It's an instant London landmark.
News & Media
Roszkh was an instant sensation.
News & Media
Notaro made an instant calculation.
News & Media
It was an instant success.
News & Media
Expert writing Tips
Best practice
Use "an instant" to emphasize the suddenness or brevity of an action or event. For example, "The power outage occurred in an instant."
Common error
While "an instant" is perfectly acceptable, overuse can make your writing sound less sophisticated. Opt for more formal alternatives like "immediately" or "momentarily" in academic or professional contexts.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "an instant" functions as an adverbial modifier, indicating the timing or duration of an event. As Ludwig AI confirms, this is a common way to express a very short period.
Frequent in
News & Media
60%
Wiki
20%
Formal & Business
10%
Less common in
Science
5%
Social Media
3%
Encyclopedias
2%
Ludwig's WRAP-UP
In summary, the phrase "an instant" is a grammatically correct and frequently used expression to denote a very short period. As Ludwig AI states, the phrase is correct and usable. It commonly functions as an adverbial modifier and is used to emphasize the speed or suddenness of an event. While versatile, it's essential to consider the context, opting for more formal alternatives like "immediately" or "momentarily" in formal writing. Top sources include The New York Times and BBC. Be mindful of overuse to maintain writing sophistication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
in a moment
Emphasizes a very brief period of time, slightly more colloquial.
in a second
Highlights a short time frame, interchangeable in many contexts.
momentarily
Adverbial form indicating something will happen very soon.
in the blink of an eye
Figurative expression, stressing the suddenness of an event.
in a flash
Emphasizes speed and abruptness of an event.
immediately
Focuses on the lack of delay, rather than duration.
at once
Highlights the simultaneous nature of an action.
right away
Suggests promptness and immediacy in response.
without delay
Stresses the absence of any waiting period.
in no time
Indicates the brevity and swiftness of an action's completion.
FAQs
What does "an instant" mean?
"An instant" refers to a very short period of time, a moment. It emphasizes the quickness or abruptness of something.
How can I use "an instant" in a sentence?
You can use "an instant" to describe how quickly something happens. For example, "The car crash happened in "an instant"."
What can I say instead of "an instant"?
You can use alternatives like "in a moment", "immediately", or "momentarily" depending on the context.
Is it better to use "a moment" or "an instant"?
Both "a moment" and "an instant" are correct and often interchangeable. "An instant" emphasizes greater speed or abruptness compared to "a moment".
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested