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

which is did

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "which is did" is not correct and usable in written English.
It does not convey a clear meaning and is grammatically incorrect. Example: "The book, which is did not capture my interest, was a disappointment."

⚠ May contain grammatical issues

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

6 human-written examples

And then they have this doubt, which is, did they know her when Germaine was preparing 7/7?

News & Media

The Guardian

If you want to take time off, talk to your team, but we're still measuring you on the same thing, which is, did you accomplish something great?

News & Media

The New York Times

"Your principal motive on a movie set is to get the film made, but on a Woody Allen set there's an ulterior thing that goes on, which is: did you have a conversation with Woody, how friendly have you been with him, am I liked by him?" Time to go.

"We evolved into the current form, which is, 'Did I underwrite these loans to my guidelines, which can sometimes be vague and allow exceptions?' " The attorneys general are leaning heavily on due diligence firms to provide information that could prove damaging to their clients, the investment banks.

News & Media

The New York Times

"And yet this has absolutely nothing to do with the question at hand, which is: 'Did a police officer unjustifiably kill an unarmed black man in Missouri?'".

News & Media

BBC

"The commission shouldn't look into what is an unknowable thing ― which is: did they affect the outcome or not ― we'll never know that.

News & Media

Huffington Post

Human-verified similar examples from authoritative sources

Similar Expressions

54 human-written examples

One obvious candidate is Volvo, which is doing well.

News & Media

The Economist

The Mets know exactly what Henderson is about, which is doing what is best for Rickey.

"My sole motive," he told The Guardian, "is to inform the public as to that which is done in their name and that which is done against them".

News & Media

The New York Times

"My sole motive is to inform the public as to that which is done in their name and that which is done against them," he explained.

He added: "My sole motive is to inform the public as to that which is done in their name and that which is done against them".

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

Avoid using the phrase "which is did" in formal writing. Instead, use "which was done" or other grammatically correct alternatives.

Common error

A common error is using "did" after "is" in a relative clause. Always ensure the verb tense and form are correct in relation to the subject and context.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

2.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "which is did" attempts to function as a relative clause, aiming to provide additional information about a noun. However, the construction is grammatically flawed. As Ludwig AI highlights, this phrase doesn't convey a clear meaning.

Expression frequency: Uncommon

Frequent in

News & Media

50%

Science

41%

Wiki

8%

Less common in

Formal & Business

0%

Encyclopedias

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, the phrase "which is did" is grammatically incorrect and should be avoided in formal writing. Ludwig AI confirms that the phrase lacks a clear meaning and is not considered proper English. While examples exist across diverse sources such as news, science and wikis, it's vital to use grammatically correct alternatives such as "which was done" or "which is". Always prioritize correct verb tense and construction to maintain clarity and credibility in your writing.

FAQs

How can I correct the phrase "which is did"?

Replace "which is did" with grammatically correct alternatives such as "which was done", "which has been done", or simply "which is" depending on the intended meaning.

Is "which is did" grammatically correct?

No, "which is did" is grammatically incorrect. The correct form depends on the context, but often involves using the past participle (e.g. "done") or a different verb construction.

When should I use "which was done" instead of "which is did"?

Use "which was done" when referring to an action completed in the past. For example, "The experiment, which was done yesterday, showed promising results."

What's a simple way to avoid using "which is did"?

Rephrase the sentence to use a more direct construction. Instead of "the task which is did", try "the task that was completed" or "the completed task".

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

89%

Authority and reliability

2.1/5

Expert rating

Real-world application tested

Most frequent sentences: