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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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On one time

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "On one time" is not correct in standard written English.
It is likely a misinterpretation of "at one time," which refers to a specific moment in the past. Example: "At one time, I believed that I could achieve anything I set my mind to."

⚠ May contain grammatical issues

Science

News & Media

Wiki

Human-verified examples from authoritative sources

Exact Expressions

5 human-written examples

Hence the second component Y of the solution just depends on one time variable.

I enjoy one on one time with my son without the distraction of another baby.

News & Media

Huffington Post

They spent one on one time educating colleagues (doctors and pharmacists) about antibiotic prescribing recommendations.

For the volume measurements on one time point, the brain mask, FLAIR, and IR were used.

Click on "One Time Payment.

Human-verified similar examples from authoritative sources

Similar Expressions

55 human-written examples

More one-on-one time.

News & Media

The New York Times

Today I spend more one-on-one time with people.

News & Media

The New York Times

Then you get the one-on-one time.

News & Media

The New York Times

We didn't have that one-on-one time together.

Those who sign up get about five minutes of one-on-one time in his office.

News & Media

The New York Times

"I never expected that kind of one-on-one time with sitting senators," he said.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Avoid using the phrase "On one time" in formal writing. Instead, use "at one time" to refer to a point in the past or rephrase for clarity.

Common error

Do not confuse "on one time" with the correct idiom "at one time". "At one time" signifies a past moment or period, while "on one time" is generally considered grammatically incorrect.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

81%

Authority and reliability

2.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "On one time" functions as a prepositional phrase, but it's generally considered grammatically incorrect in standard English. Ludwig AI indicates that it's likely a misinterpretation of "at one time." While there are examples in Ludwig, their quality is questionable.

Expression frequency: Rare

Frequent in

News & Media

40%

Science

40%

Wiki

20%

Less common in

Formal & Business

0%

Encyclopedias

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, while the phrase "On one time" appears in some contexts, Ludwig AI and standard grammatical conventions consider it incorrect. It's likely a misinterpretation of the correct idiomatic expression "at one time", which refers to a point in the past. When aiming for clear and correct communication, especially in formal writing, avoid "On one time". Instead, use "at one time" or choose alternative phrases like "once", "formerly", or "previously" depending on the specific context. Be mindful of this distinction to ensure grammatical accuracy and credibility in your writing.

FAQs

How to correctly use "at one time" in a sentence?

Use "at one time" to refer to something that was true or happened in the past, but is no longer true or happening now. For example, "At one time, I lived in New York City."

What are some alternatives to "at one time"?

Depending on the context, you can use phrases like "once", "formerly", "previously", or "in the past" as alternatives to "at one time".

Is "on one occasion" similar to "at one time"?

"On one occasion" refers to a specific instance or event, while "at one time" refers to a period in the past. While related, they are not directly interchangeable. For instance, "On one occasion, I met the president", while "At one time, I worked as a journalist."

What's the difference between "one-time" and "at one time"?

"One-time" is an adjective describing something that happens only once, while "at one time" is a phrase indicating a point in the past. For example, "This is a "one-time" offer", versus "At one time, I believed in magic."

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Source & Trust

81%

Authority and reliability

2.1/5

Expert rating

Real-world application tested

Most frequent sentences: