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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

that i know

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "that I know" is correct and usable in written English.
It can be used to indicate knowledge or awareness of a particular fact or situation. Example: "I believe the meeting is scheduled for tomorrow, but that I know is subject to change."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

That, I know".

That, I know, is an optimistic scenario.

News & Media

The New York Times

No America that I know, anyway".

News & Media

The New York Times

I came too late for that, I know.

"This is the America that I know".

News & Media

Los Angeles Times

"That I know.

News & Media

The New York Times

Not that I know where".

News & Media

The New Yorker

"They know that I know.

News & Media

The Economist

That I know now.

News & Media

The New Yorker

Not that I know of," he said.

Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

But more than that I know nothing.

News & Media

BBC

Expert writing Tips

Best practice

Use "that i know" to express your current understanding or awareness of a situation, acknowledging that your knowledge may be incomplete or subject to change.

Common error

Avoid using "that i know" when you are absolutely certain about something. In such cases, a more direct statement is appropriate.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.3/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "that i know" functions as a qualifier, limiting the scope of a statement to the speaker's current understanding or awareness. As Ludwig AI states, it's grammatically correct. It often follows a statement to indicate a potential lack of complete information.

Expression frequency: Common

Frequent in

News & Media

50%

Science

25%

Formal & Business

10%

Less common in

Encyclopedias

5%

Wiki

5%

Social Media

5%

Ludwig's WRAP-UP

In summary, the phrase "that i know" is a grammatically sound and relatively common way to express the limitations of one's knowledge. As Ludwig AI confirms, the phrase is correct and usable. It's appropriate in a range of contexts, particularly news and media, and serves to qualify statements where complete certainty is lacking. When using this phrase, be mindful of potential alternatives like "as far as I'm aware" or "to the best of my knowledge" depending on the nuance you wish to convey.

FAQs

How can I use "that i know" in a sentence?

Use "that i know" to indicate the limits of your knowledge about something. For example, "The meeting is scheduled for Tuesday, but "that i know" is subject to change."

What are some alternatives to "that i know"?

You can use alternatives like "as far as I know", "to the best of my knowledge", or "from my understanding" depending on the context.

When is it appropriate to use "that i know" versus "I know"?

"That I know" implies a degree of uncertainty or incompleteness in your knowledge, while "I know" suggests complete certainty. Use ""that i know"" when you want to acknowledge potential limitations in your understanding.

Is "that I know of" different from "that I know"?

Yes, "that I know of" is typically used when referring to the existence of something, while "that I know" is more general and can refer to any fact or situation. For example, "Are there any other restaurants in town? Not that I know of."

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

84%

Authority and reliability

4.3/5

Expert rating

Real-world application tested

Most frequent sentences: