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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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in all seriousness

Grammar usage guide and real-world examples

USAGE SUMMARY

"in all seriousness" is a perfectly valid phrase in written English.
It is used when you want to indicate that what follows is not a joke or an exaggeration, but should be taken seriously. For example: "In all seriousness, if you don't finish your homework by tonight, you won't pass the class."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

In all seriousness......

News & Media

The New Yorker

Jonathan replies, in all seriousness, "Thank you.

News & Media

The New Yorker

In all seriousness, perhaps Sharapova should reconsider.

This is said in all seriousness.

'Why?' he replies, in all seriousness.

"And Kevin responded in all seriousness, 'A Monet?

News & Media

The New York Times

In all seriousness, I just prefer to play.

News & Media

Independent

"In all seriousness, it's a nonevent," he says.

News & Media

The New York Times

Because in all seriousness, what's the point now?

News & Media

Independent

"They sure are, Tim," I replied in all seriousness.

News & Media

The New York Times

In all seriousness, I wouldn't be so sure.

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

Use "in all seriousness" to clearly signal a shift from a humorous or lighthearted tone to a more earnest and sincere one. This helps avoid misinterpretations and ensures your message is taken with the intended gravity.

Common error

Avoid using "in all seriousness" when the context already implies sincerity or when discussing trivial matters. Overusing it can dilute its impact and make your communication sound overly formal or insincere.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "in all seriousness" primarily functions as an adverbial phrase. It modifies the entire sentence or clause that follows, indicating the speaker's or writer's intention to be taken seriously. Ludwig confirms this usage with numerous examples across various contexts.

Expression frequency: Very common

Frequent in

News & Media

82%

Formal & Business

9%

Science

9%

Less common in

Wiki

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "in all seriousness" is a versatile adverbial phrase used to emphasize the sincerity and earnestness of a statement. Ludwig AI confirms its widespread use across various contexts, particularly in news and media. While grammatically correct and generally acceptable, it's crucial to use it judiciously to avoid redundancy or inappropriate formality. Alternatives like "seriously speaking" or "in earnest" can be used depending on the desired nuance. By understanding its function and purpose, you can effectively use "in all seriousness" to convey your message with the intended gravity.

FAQs

How can I use "in all seriousness" in a sentence?

Use "in all seriousness" to introduce a statement that you want the listener or reader to take seriously, especially after a humorous or light-hearted exchange. For example, "We need to address the budget deficit, because "in all seriousness", the company's future depends on it."

What's a good alternative to "in all seriousness"?

Alternatives include "seriously speaking", "in earnest", or "on a serious note". The best choice depends on the specific context and the nuance you want to convey.

Is it redundant to say "in all seriousness"?

While it can sometimes be redundant if the context already makes it clear you're being serious, "in all seriousness" can add emphasis and prevent misinterpretation, especially in ambiguous situations or after a joke.

When should I avoid using "in all seriousness"?

Avoid using "in all seriousness" in contexts where sincerity is already implied or when discussing trivial matters. It can sound overly formal or even sarcastic if used inappropriately.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: