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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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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that's false

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "that's false" is correct and usable in written English.
You can use it to indicate that a statement or claim is not true or accurate. Example: "The assertion that the Earth is flat is simply not supported by evidence; that's false."

✓ Grammatically correct

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

It's a reaction to what they perceive as Romney's synthetic and calculating persona, the sense that he somehow embodies everything that's false and impenetrable about the parties in Washington.

"What's the 10percentthatat's false?" I ask.

And so there is no understanding of the diaspora Zionism didn't want it and that's false.

News & Media

The New Yorker

The garish surroundings emphasise everything that's false about their marriage, and the effect is at once excruciating and horribly funny.

As for his tax returns, Mr. Spitzer — who has allowed members of the news media to view two years of returns at his office — said, "Scott, our first debate, you said the same thing about not having released tax returns, and I said, 'No, that's false, come look at them.' You haven't shown up".

News & Media

The New York Times

There is a proposition that Tail is part of Tibbles on Monday morning (that's true) and that Tail is part of Tibbles on Monday afternoon (that's false), but no proposition involving just the parthood relation and two objects.

Science

SEP

In terms of how we notify Pages when they share information that's false, any time any Page or individual shares a link that has been rated false by fact-checkers, if we already have a false rating we warn them before they share, and if we get a false rating after they share, we send them a notification.

News & Media

TechCrunch

(Footnote – of course, that's false).

News & Media

Huffington Post

In reality, that's false; silicone isn't necessarily going to strengthen your hair, but instead tame your frizziness and give the hair a healthier and sleeker appearance.

"In today's world, people know one thing about banks: They say, O.K., they're not lending, so they assume that no one's lending, and that's false," Mr. Quintero said.

News & Media

The New York Times

Fuller & Thaler's results suggest that's false.

News & Media

Forbes
Show more...

Expert writing Tips

Best practice

Consider the context and audience when using "that's false"; in formal settings, more nuanced language might be appropriate, such as "that is not entirely accurate".

Common error

Avoid simply stating "that's false" without providing any supporting evidence or explanation. This can come across as dismissive and unconvincing. Always follow up with a reason why the statement is incorrect.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "that's false" functions as an interjection or declarative statement used to express disagreement or contradiction. It directly negates a previously stated claim, asserting its untruth. Ludwig's examples show its common usage in rebuttals and fact-checking.

Expression frequency: Very common

Frequent in

News & Media

65%

Science

15%

Wiki

10%

Less common in

Formal & Business

5%

Encyclopedias

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "that's false" is a commonly used phrase for directly contradicting a statement. Ludwig AI confirms its grammatical correctness and widespread use across various contexts, particularly in News & Media. While it is generally appropriate for neutral settings, careful consideration should be given to the audience and formality of the situation, with alternatives like "that's incorrect" or "that's not entirely accurate" considered for more formal or professional communication. Always provide evidence to support claims of falsehood to enhance credibility.

FAQs

How can I use "that's false" in a sentence?

Use "that's false" to directly contradict a statement you believe to be untrue. For instance, "The claim that all vaccines cause autism? "That's false", and has been widely debunked."

What are some alternatives to saying "that's false"?

You can use alternatives like "that's not true", "that's incorrect", or "that's a lie" depending on the context and the level of formality required.

Is it always appropriate to use "that's false" in professional communication?

While "that's false" is direct and clear, it may be too blunt for some professional contexts. Consider softening your language with phrases like "that's not entirely accurate" or "that requires some clarification" in sensitive situations.

How do I effectively use "that's false" in an argument?

When using "that's false" in an argument, always provide supporting evidence or reasoning to back up your claim. Simply stating "that's false" without any justification may weaken your argument and make you appear dismissive.

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Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: