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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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has not known

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "has not known" is correct and usable in written English.
It can be used to indicate that someone has not experienced or been aware of something up to the present time. Example: "She has not known the joy of traveling until now."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Australia has not known a recession in a quarter-century.

News & Media

The New York Times

It is a kind of horror that Bali has not known in recent times.

News & Media

The New York Times

"Solidarity," says one fabric, advocating a concept that Congo has not known in years.

News & Media

The New York Times

CNBC's audience has not known anything but general stock market growth until recently.

News & Media

The New York Times

Spain has not known political fervour like this since the end of the Franco dictatorship 36 years ago.

News & Media

The Guardian

"Everyone between the age of ten and thirty-five has not known peace, and therefore they don't believe in it.

News & Media

The New Yorker

It seems like an impossible love story, but he has a kindness and intelligence that she has not known before".

News & Media

The New York Times

Ever since, Ms. Hoera's family has not known whether to consider Mr. Chavez a victim or a suspect.

News & Media

The New York Times

Everyone between the age of ten and thirty-five has not known peace and therefore does not believe in it".

News & Media

The New Yorker

What Kenya has not known is the type of prolonged civil war and state failure that have racked its neighbours.

News & Media

The Guardian

Americans have not chosen well from the British commentary, which is corrupted by fear-mongering and ignorance, within a generation that has not known any other arrangement.

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Expert writing Tips

Best practice

Use "has not known" to emphasize a lack of past experience that has implications for the present or future.

Common error

Avoid using "has not known" when "did not know" or "does not know" is more appropriate for the intended timeframe. For example, use "did not know" when referring to a specific point in the past.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "has not known" functions as a verb phrase in the present perfect tense, indicating a state or condition that began in the past and continues to the present. It expresses a lack of prior experience or awareness, as illustrated in Ludwig's examples.

Expression frequency: Very common

Frequent in

News & Media

52%

Science

26%

Formal & Business

10%

Less common in

Wiki

5%

Academia

5%

Reference

2%

Ludwig's WRAP-UP

In summary, "has not known" is a grammatically correct and frequently used phrase to indicate a lack of past experience or awareness continuing into the present. According to Ludwig AI, the phrase sees common usage across various contexts and registers, from formal news reporting to scientific literature. Pay attention to ensure appropriate timeframe and avoid temporal confusion. Alternatives such as "has never known" or "is unaware of" can provide nuanced options depending on the desired emphasis.

FAQs

What does "has not known" mean?

The phrase "has not known" indicates a lack of prior experience or awareness of something up to the present time. It suggests that the subject has never encountered or been familiar with the specified thing or situation.

What can I say instead of "has not known"?

You can use alternatives like "has never known", "is unaware of", or "has not experienced" depending on the context.

When is it appropriate to use "has not known"?

Use "has not known" when you want to emphasize that someone or something has never experienced or been aware of something until the present moment. This is often used to highlight a significant change or lack of prior exposure.

How does "has not known" differ from "did not know"?

"Has not known" refers to a continued lack of knowledge or experience up to the present, whereas "did not know" refers to a lack of knowledge at a specific point in the past. For example, "He has not known peace" implies a continuous state, while "He did not know the answer yesterday" refers to a past situation.

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Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: