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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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which is to

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "which is to" is correct and usable in written English.
You can use this phrase to introduce a definition, purpose, result, or explanation. For example, "The purpose of this exercise, which is to strengthen your core, will help you to stay fit."

✓ Grammatically correct

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Which is to say: like a bitch.

News & Media

The New Yorker

Which is to say, the oil companies.

News & Media

The New York Times

Which is to say, not much.

Which is to say, it became uncool.

Which is to say, ten minutes early.

News & Media

The New Yorker

Which is to say, all of us.

News & Media

The New York Times

Which is to say, all the time.

News & Media

The New York Times

Which is to say, very cautiously.

News & Media

The New York Times

Which is to mow the grass".

News & Media

The New York Times

Which is to say, most Cypriots.

News & Media

The New Yorker

(Which is to say, just about everyone).

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "which is to" to introduce a definition, purpose, or explanation that directly relates to the noun or phrase it follows. It provides a concise way to clarify meaning.

Common error

Avoid using "which is to" to connect independent clauses or unrelated ideas. It should always refer back to a specific noun or phrase for clarification, not as a general conjunction.

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

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The primary grammatical function of "which is to" is to introduce a relative clause that provides further explanation or clarification regarding a preceding noun or phrase. As Ludwig AI states, it is grammatically correct and used to introduce definitions, purposes, results, or explanations. Examples include "Which is to say, like a bitch" and "Which is to say, ten minutes early."

Expression frequency: Very common

Frequent in

News & Media

84%

Academia

13%

Formal & Business

1%

Less common in

Science

1%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "which is to" serves as a versatile phrase used to introduce clarification, explanation, or rephrasing. As Ludwig AI confirms, this phrase is grammatically sound and widely used in English writing. It's prevalent in News & Media and Academic contexts, lending itself to both formal and informal tones. While "which is to" is very common, it's crucial to remember that it must be used to refer back to a particular noun or phrase for clarification. Alternatives such as "that is to say" or "in other words" can provide similar functionality. Mastering the use of "which is to" can enhance the clarity and precision of your writing.

FAQs

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

Use "which is to" to provide a definition, purpose, or explanation directly related to the preceding noun or phrase. For example: "The primary goal, "which is to" improve efficiency, will require significant investment."

What are some alternatives to "which is to"?

You can use alternatives like "that is to say", "in other words", or "namely" depending on the specific nuance you want to convey. Each alternative offers a slightly different flavor of clarification or explanation.

Is it always necessary to use a comma before "which is to"?

Yes, generally a comma precedes "which is to" because it introduces a nonrestrictive clause, providing additional but nonessential information. Omitting the comma can sometimes change the meaning or make the sentence grammatically incorrect.

What's the difference between "which is to" and "that is to say"?

"Which is to" is used to add information about something, while "that is to say" is used to clarify or rephrase a previous statement. While they are similar, "that is to say" focuses more on restatement than additional detail.

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Most frequent sentences: