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
about an hour
Grammar usage guide and real-world examplesUSAGE SUMMARY
"about an hour" is correct and usable in written English.
To use it, simply put it in a sentence to indicate a period of time. For example: I will finish this assignment in about an hour.
✓ Grammatically correct
News & Media
Wiki
Science
Alternative expressions(20)
give or take an hour
exactly one hour
approximately one week
nearly an hour
approximately one play
roughly one hour
approximately one half
approximately an hour
nearly one hour
close to an hour
approximately one order
roughly an hour
approximately one time
approximately sixty minutes
about one hour
almost one hour
around an hour
almost an hour
order one hour
in the neighborhood of an hour
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
About an hour passed.
News & Media
"About an hour," he said.
News & Media
Installation took about an hour.
News & Media
It'll be about an hour".
News & Media
"About an hour," I said.
News & Media
Mass takes about an hour.
News & Media
We admitted defeat after about an hour.
News & Media
They live about an hour away.
News & Media
(The train ride takes about an hour).
News & Media
The programs last about an hour.
News & Media
For about an hour it succeeds marvelously.
News & Media
Expert writing Tips
Best practice
For technical contexts requiring exactness, specify the precise number of minutes instead of saying "about an hour".
Common error
Avoid using "about an hour" when an exact time is known or required. Saying "about an hour" when you know it was precisely 58 minutes can undermine your credibility in contexts requiring precision.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "about an hour" functions as an adverbial phrase of time, modifying a verb or clause to indicate duration. As confirmed by Ludwig AI, it is grammatically correct and widely used. Examples in Ludwig show it describes the length of events, travel times, and processes.
Frequent in
News & Media
63%
Wiki
22%
Science
6%
Less common in
Formal & Business
3%
Academia
3%
Reference
3%
Ludwig's WRAP-UP
In summary, "about an hour" is a common and grammatically sound way to express an approximate duration of time. As Ludwig AI confirms, it's versatile enough for various contexts, from casual conversation to news reporting. While highly frequent, remember to consider more precise language for situations where accuracy is paramount. Its prevalence in news and media sources demonstrates its widespread acceptance and understanding.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
roughly one hour
More direct, replacing "about" with "roughly".
an hour or so
Casual phrasing that indicates approximate duration.
in the neighborhood of an hour
Uses less precise, more casual wording.
close to an hour
Emphasizes proximity to the one-hour mark.
around sixty minutes
More formal but still indicating an approximation.
in approximately one hour
Adds a degree of formality by including "approximately".
nearly an hour
Indicates that the time period is slightly less than an hour.
approximately sixty minutes
More formal and precise; uses numerical specification of time duration.
in the vicinity of an hour
Uses "vicinity" for a less common, slightly more formal tone.
give or take an hour
Explicitly acknowledges potential variance around the hour mark.
FAQs
How can I use "about an hour" in a sentence?
You can use "about an hour" to indicate an approximate duration of time, for example, "The meeting will last "about an hour"" or "The train journey takes "about an hour"".
What's a more formal way to say "about an hour"?
For a more formal tone, you could say "approximately one hour" or "in the vicinity of one hour". These alternatives provide a slightly more precise and professional feel.
What phrases are similar to "about an hour"?
Similar phrases include "almost an hour", "around an hour", or "an hour or so", each conveying a slightly different nuance of approximation.
Is it ever incorrect to use "about an hour"?
It might not be ideal in situations where exact timing is critical, such as in scientific experiments or precise scheduling, where specifying the exact number of minutes is more appropriate.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
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