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CEO of Professional Science Editing for Scientists @ prosciediting.com
at a regular basis
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "at a regular basis" is not correct in standard written English.
The correct expression is "on a regular basis." Example: "We hold team meetings on a regular basis to discuss project updates and address any concerns."
⚠ May contain grammatical issues
Science
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
10 human-written examples
It's interesting to see that paid advertising doesn't work as well as getting featured by Apple, positive reviews and good rankings from users and simply by releasing upgraded versions at a regular basis.
News & Media
fThe sentinel epidemiologist monitors the data collection at a regular basis.
Science
Antimicrobial susceptibility testing methods should be performed on the herd level at a regular basis [ 99, 100].
Potassium levels were followed at a regular basis and ranged between 2.3 and 3.1 mmol/L (2.3 and 3.1 mEq/L).
Science
There was no significant difference in compliance between the groups (P < 0.14) with an overall value of 54% participating at a regular basis.
Patients were selected from the large group of OTRs that visit the dermatology clinic of the LUMC at a regular basis to provide a well-documented sample series for our study.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
"It's something that we look at on a regular basis; we have to," Mr. Kelly added.
News & Media
They pre-empted and then dug deeper into our questions about Groupon's operations and strategy by walking us through the data they look at on a regular basis.
News & Media
"They're veteran guys, they understand how to hit, they give you good, professional at-bats on a regular basis, whether they get hits or not.
News & Media
Last year I made a conscious effort at attempting to smile at people on a regular basis -- in the store, at the bank, when my clients walk into their appointments, at family members, at my friends, and especially at my husband.
News & Media
He still glowers at officials and barks at reporters on a regular basis.
News & Media
Expert writing Tips
Best practice
Always use the grammatically correct phrase "on a regular basis" instead of "at a regular basis" in formal writing. This ensures clarity and credibility.
Common error
Avoid using "at" instead of "on" with "a regular basis". The correct form is "on a regular basis". Double-check your preposition choices to prevent grammatical errors that can undermine your writing's impact.
Source & Trust
80%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at a regular basis" functions as an adverbial phrase, attempting to modify a verb by indicating how frequently an action occurs. However, it is grammatically incorrect. Ludwig indicates that the correct usage is "on a regular basis."
Frequent in
News & Media
35%
Science
40%
Wiki
25%
Less common in
Encyclopedias
0%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "at a regular basis" appears in various sources, it is grammatically incorrect. The correct and widely accepted form is "on a regular basis". Ludwig AI identifies the error and provides guidance to use the appropriate preposition. Despite its presence in News & Media and Scientific articles, favoring "on a regular basis" maintains clarity and professionalism, particularly in formal writing. Alternatives such as "regularly", "periodically", and "consistently" offer concise and grammatically sound options.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
on a regular basis
Corrects the grammatical error by using the correct preposition, making it standard English.
regularly
A single-word adverb that replaces the entire phrase, offering a more concise option.
on a consistent basis
Synonymous with "on a regular basis", emphasizing consistency.
periodically
Similar to "regularly" but implies occurrence at specific intervals.
on a recurring basis
Highlights that the action happens repeatedly.
consistently
Emphasizes the unchanging nature of the action or event.
routinely
Highlights the habitual aspect of the action.
frequently
Indicates that something happens often.
habitually
Similar to "routinely", stressing that it is a habit.
at frequent intervals
More descriptive, specifying that occurrences happen often and with some separation.
FAQs
Should I use "at a regular basis" or "on a regular basis"?
The correct phrase is "on a regular basis". "At a regular basis" "is not considered standard English".
What does "on a regular basis" mean?
It means something happens frequently or periodically. It implies consistency and predictability in the occurrence of an event or action.
What are some alternatives to saying "on a regular basis"?
You can use alternatives like "regularly", "periodically", or "consistently" depending on the context. The best alternative will depend on the specific nuance you want to convey.
Is "at a routine basis" correct?
No, "at a routine basis" is not correct. A similar phrase that is correct is "on a routine basis".
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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
80%
Authority and reliability
2.8/5
Expert rating
Real-world application tested