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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
at various intervals
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "at various intervals" is correct and usable in written English.
It can be used to describe occurrences or actions that happen at different times or distances apart. Example: "The train arrives at various intervals throughout the day, making it convenient for passengers."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
at different times
at irregular intervals
periodically
intermittently
sporadically
from time to time
at different moments
at irregular periods
at sporadic times
at diverse points
at varied stages
at certain intervals
at varying intervals
at other intervals
at distinct intervals
at varied intervals
at weekly intervals
at scheduled intervals
at definite intervals
at hourly intervals
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
59 human-written examples
Matthew Passion" included — that flood the auditorium at various intervals.
News & Media
The patients were surveyed at different times — just after the operation and at various intervals thereafter.
News & Media
Just seeing a readout of their vitals at various intervals could help, Dr. Singer said.
News & Media
Their bodies morph together at various intervals during the work to create a compact human cube.
News & Media
The patients were surveyed at different times just after the operation and at various intervals thereafter.
News & Media
The interview pauses and restarts at various intervals as Ms. Alaya recomposes herself.
News & Media
At various intervals, the mural is 12 to 16 feet deep.
News & Media
The potential to avoid disaster at various intervals becomes stronger," said Aggarwal.
Academia
Over the following nine months, the voters were surveyed at various intervals to see what those conversations had achieved.
News & Media
Their ability to repeat those sequences was then tested at various intervals, including after one and two nights of sleep.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
The team then determined skin redness--a measure of cell damage--at various intervals after the exposure.
Science & Research
Expert writing Tips
Best practice
Use "at various intervals" to clearly indicate that something happens repeatedly but not at consistent or predictable times. This helps to avoid implying a regular schedule when none exists.
Common error
While "at various intervals" is a useful phrase, overusing it can make your writing sound repetitive. Consider using synonyms like "periodically" or "intermittently" to add variety.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at various intervals" functions as an adverbial phrase, modifying a verb or clause to specify the timing or frequency of an action. As confirmed by Ludwig, it indicates that something occurs repeatedly but not at consistent or predictable times. It specifies when something occurs in relation to other events.
Frequent in
News & Media
30%
Science
42%
Encyclopedias
12%
Less common in
Academia
4%
Wiki
6%
Formal & Business
6%
Ludwig's WRAP-UP
In summary, the phrase "at various intervals" is a versatile and commonly used adverbial phrase that indicates actions or events occurring repeatedly, but not at regular or predictable times. As Ludwig confirms, it is grammatically correct and suitable for both formal and informal writing. The phrase is most frequently found in scientific and news media contexts. While it's a useful phrase, remember to avoid overuse by considering synonyms like "periodically" or "intermittently". This will help to maintain clarity and prevent redundancy in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
at different moments
Focuses on the variation in specific points in time.
from time to time
A common idiom indicating occasional or intermittent occurrences.
intermittently
Highlights the stopping and starting nature of the occurrences.
at irregular periods
Emphasizes the lack of a fixed pattern in the timing of events.
at random instances
Conveys the idea of events occurring without any discernible order.
at sporadic times
Highlights the occasional and unpredictable nature of the occurrences.
at diverse points
Highlights the wide range of different locations or times at which events occur.
at shifting junctures
Suggests a changing or evolving set of circumstances affecting when events happen.
periodically
Suggests that events occur with some degree of regularity, but not necessarily at fixed intervals.
at varied stages
Implies that events are happening at different points in a process or development.
FAQs
What does "at various intervals" mean?
The phrase "at various intervals" means that something occurs repeatedly but not at consistent or predictable times; rather, it happens at different times or distances apart.
How can I use "at various intervals" in a sentence?
You can use "at various intervals" to describe actions or events that occur with irregular timing. For example: "The security cameras record data "at various intervals" throughout the day."
What are some alternatives to "at various intervals"?
Alternatives include "periodically", "intermittently", "sporadically", or "from time to time". The best choice depends on the specific context.
Is "at various intervals" formal or informal?
The phrase "at various intervals" is suitable for both formal and informal contexts. Its neutrality makes it versatile for a wide range of writing styles.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested