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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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which is indeed

Grammar usage guide and real-world examples

USAGE SUMMARY

"which is indeed" is a correct and usable phrase in written English.
It is typically used to give emphasis to the preceding statement. For example: "We were surprised by the outcome, which is indeed remarkable."

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

54 human-written examples

Which is, indeed, a mystery.

News & Media

The Guardian

Which is indeed a fine idea.

She mentions the score, which is indeed quite shocking.

News & Media

The New Yorker

The effectiveness is judged only by visually observing the smoke's flow direction, which is indeed unscientific.

DMDS and DMS are less polluting agents than H2S, which is indeed a highly toxic compound.

That will depend on politics, which is indeed ugly, but also inescapable.

News & Media

The New Yorker
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Human-verified similar examples from authoritative sources

Similar Expressions

6 human-written examples

tariffs which were, indeed, abolished decades ago.

News & Media

The New York Times

We had the whirlpool tub, which was indeed gigantic.

"We came into a situation which was indeed unique.

News & Media

The New York Times

The patent is owned by the United States, which was indeed present.

The old man and his son felt their faces, which were indeed a bit pockmarked.

News & Media

The New Yorker
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Expert writing Tips

Best practice

Use "which is indeed" to add emphasis to a statement that might otherwise seem understated. It's particularly effective when highlighting a surprising or noteworthy aspect.

Common error

Avoid using "which is indeed" in very simple or obvious statements. Overusing it can make your writing sound repetitive or unnecessarily verbose. Reserve it for situations where emphasis truly adds value.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "which is indeed" primarily functions as a relative clause that adds emphasis or confirmation to the preceding statement. As Ludwig AI notes, it's used to underscore a surprising or noteworthy element, enhancing its impact. For example, 'We were surprised by the outcome, which is indeed remarkable'.

Expression frequency: Very common

Frequent in

News & Media

35%

Science

33%

Academia

12%

Less common in

Encyclopedias

5%

Formal & Business

5%

Reference

0%

Ludwig's WRAP-UP

In summary, "which is indeed" is a versatile phrase used to emphasize or confirm a preceding statement. As Ludwig AI explains, it functions as a relative clause that enhances the impact of the information. While grammatically correct and widely used across various reputable sources, it's important to avoid overuse in simple sentences. The phrase is most common in news, scientific, and academic contexts, showcasing its broad applicability in formal and neutral writing. Consider using alternatives like "that is certainly the case" or "that is undeniably true" to diversify your writing.

FAQs

How can I use "which is indeed" in a sentence?

Use "which is indeed" to emphasize a point that might need additional validation or to highlight a surprising fact. For instance, "The results were unexpected, "which is indeed" remarkable."

What are some alternatives to "which is indeed"?

Alternatives include "that is certainly the case", "that is undeniably true", or "this is absolutely correct", depending on the nuance you want to convey.

Is it always necessary to include "indeed" after "which is"?

No, "indeed" is not always necessary. It adds emphasis. Without "indeed", the sentence is still grammatically correct but lacks the added stress. Consider whether the emphasis is needed for your intended meaning.

What's the difference between "which is indeed" and "which is actually"?

"Which is indeed" confirms or emphasizes a statement, while "which is actually" introduces a fact that might be surprising or contrary to what was expected. Use "which is actually" when revealing a new or unexpected piece of information.

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Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: