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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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i ascertain that

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I ascertain that" is correct and usable in written English.
It can be used when you want to express that you have determined or established something to be true or accurate. Example: "After reviewing the evidence, I ascertain that the project will be completed on time."

✓ Grammatically correct

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

2 human-written examples

My first morning of a new season, having bought the newspaper from the same kiosk lady who sees a narrow slice of Spoleto from her little blind, I ascertain that the barrista dispensing the cappuccino I have dreamed of all year is still turning out a brew our own indifferent coffee jerks can't manage.

In the event of us entering into a business relationship, I ascertain that in addition to an agreed monthly fee, you will also benefit from heavy traffic to your site which would in turn increase your earnings.

News & Media

TechCrunch

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

From the rest of Twitter, which got very active at 10.31pm, I ascertained that the something is not nice.

By the time of Quinn's inquest, he had signed a new statement in which the word "no" had appeared, so that it read: "I ascertained that no Military Personnel had fired from Springmartin Road …" A few minutes after the deaths of Mullan and Quinn, another group of people, gathered opposite the Henry Taggart memorial hall, 250 yards to the south, also came under fire.

News & Media

The Guardian

I thought -- but only the next morning, after a clipped call to 311, the city's information hot line, from which I ascertained that sand theft is illegal -- that this digging could characterize immigration: you take what you can from your home country, toss it into bags and get ready to flee, hoping the grains will last you.

News & Media

The New York Times

I discovered that he was 'priority 1', going through the triage sieve and the extent of his injuries, so I prioritise him as 'priority 1' [the most serious] and then I moved on to the next patient... [The young lady] also had very severe injuries, and I could ascertain that she was 'priority 1'priority

News & Media

Independent

By now I had ascertained that I would not be a statistic.

News & Media

Huffington Post

I have ascertained that Volume I of the document book was translated by 8 April Volume II and III on 11 April, and Volume IV and V a few days later.

"I can only ascertain that it's plane debris," Liow said.

News & Media

The Guardian

I have to ascertain that the substance of a collection is more than peripheral". Research being one of the pillars of the academic world, Fry says, "We want to get it right.

News & Media

Los Angeles Times

Probably wine) The packaging from a Tesco Finest Sherry Trifle A box marked Davidoff Adventure From this I managed to ascertain that: a) She doesn't recycle her glass bottles b) She seems to only eat desserts c) She uses cheap shampoo With the other celebrity trash we'd stolen, we tried to make it into something to do with that person.

News & Media

Vice
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Expert writing Tips

Best practice

Use "i ascertain that" in formal writing to convey a sense of careful and reasoned judgment, especially when you want to emphasize that your conclusion is based on evidence and thorough consideration.

Common error

Avoid using "i ascertain that" in casual conversation or informal writing. It can sound overly formal or pretentious in contexts where simpler expressions like "i found out" or "i learned" would be more appropriate.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The primary grammatical function of "i ascertain that" is to introduce a statement of fact or a conclusion reached by the speaker. Ludwig AI shows that this phrase typically introduces a declarative clause, asserting the speaker's determination about a matter.

Expression frequency: Uncommon

Frequent in

News & Media

50%

Academia

33%

Science

17%

Less common in

Encyclopedias

0%

Formal & Business

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, the phrase "i ascertain that" is a grammatically correct expression used to indicate a determined conclusion, typically reached after careful consideration. According to Ludwig, this phrase is most appropriate for formal contexts such as news, academic papers, and scientific reports, where precision and authority are valued. While it's not frequently used, overuse in informal contexts can sound pretentious. Alternatives such as "i confirm that" or "i determine that" can be used depending on the nuance you want to convey.

FAQs

What does "i ascertain that" mean?

The phrase "i ascertain that" means that you have determined or established something to be true or accurate, typically after investigation or consideration. It conveys a sense of certainty based on evidence.

When is it appropriate to use "i ascertain that"?

Use "i ascertain that" in formal contexts where you want to express a carefully considered conclusion. This phrase is suitable for academic, professional, or technical writing where precision and authority are important.

What are some alternatives to "i ascertain that"?

You can use alternatives like "i confirm that", "i determine that", or "i conclude that" depending on the specific nuance you want to convey.

Is "i ascertain that" too formal for everyday conversation?

Yes, "i ascertain that" is generally too formal for everyday conversation. In casual contexts, it's better to use simpler phrases like "i found out", "i learned", or "i realized".

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Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: