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

is it certain

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "is it certain" is correct and usable in written English.
You can use it when questioning the reliability or assurance of a particular statement or situation. Example: "Before we proceed with the plan, I need to ask, is it certain that we have the necessary funding?"

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

Nor is it certain that the government can keep its fiscal vows.Passed last month in response to a drying up of credit, the "zero deficit" law prohibits the government from spending more than it raises in taxes.

News & Media

The Economist

Just as one rating agency, Moody's, is considering upgrading India's external debt, another, Fitch, has warned that its local-currency rating is under threat.Nor is it certain that opening the capital account would mean a weaker rupee.

News & Media

The Economist

Nor is it certain that Ahold can grow organically.

News & Media

The Economist

Nor is it certain that the militias will be satisfied.

News & Media

The Economist

Nor is it certain to fix the Balkans's many troubles.

News & Media

The Economist

Nor is it certain just what the short-term relief will look like.

News & Media

The Economist

Nor is it certain that the asbestos substitutes now used in the West are safe.

News & Media

The Economist

Neither is it certain that Mr de la Rua will finish his term.

News & Media

The Economist

"But is it certain that she did that to hide a murder?

News & Media

The New York Times

Nor is it certain that Boehner's proposal can pass his own House.

Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

Nor is it at all certain.

News & Media

The Economist

Expert writing Tips

Best practice

Pair "is it certain" with a specific condition or outcome. This adds clarity and focuses the inquiry on the particular aspect you're questioning.

Common error

Avoid using "is it certain" as a mere rhetorical question without a genuine need for clarification. Ensure the inquiry serves a clear purpose in the conversation or writing.

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 "is it certain" functions primarily as an interrogative clause, used to question the level of assurance or predictability regarding a particular statement or situation. As Ludwig AI confirms, this phrase is correct and usable in written English.

Expression frequency: Uncommon

Frequent in

News & Media

67%

Science

22%

Formal & Business

11%

Less common in

Academia

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "is it certain" serves as a crucial tool for questioning the reliability or predictability of information. As Ludwig AI confirms, the phrase is correct and frequently used in written English. Appearing most often in news media and scientific publications, its neutral register makes it appropriate for various contexts. When looking for alternatives, "can we be sure" or "is it guaranteed" offer similar ways to express doubt or seek assurance. By understanding its function, purpose, and usage patterns, writers can effectively employ "is it certain" to promote critical thinking and informed discussion.

FAQs

How can I use "is it certain" in a sentence?

You can use "is it certain" to question the reliability or assurance of something. For example: "Is it certain that we have the resources before starting the project?"

What can I say instead of "is it certain"?

Alternatives include "can we be sure", "is it guaranteed", or "is there any doubt", depending on the specific nuance you want to convey.

Which is correct, "is it certain" or "is it for certain"?

"Is it certain" is the more common and grammatically standard phrase. "Is it for certain" is less frequent and may sound slightly informal.

What's the difference between "is it certain" and "is it possible"?

"Is it certain" questions the level of assurance or predictability, while "is it possible" simply explores whether something is feasible or achievable. They address different aspects of a situation.

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

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: