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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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this certifies that

Grammar usage guide and real-world examples

USAGE SUMMARY

'This certifies that' is correct and usable in written English.
You can use it when you are certifying or confirming that something is true or has happened. For example, "This certifies that John Doe has successfully completed the necessary training to become a certified plumber."

✓ Grammatically correct

Academia

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

6 human-written examples

Qualifying Paper: this certifies that students are likely to be able to undertake the quality of research, sustained argumentation, and cogent writing demanded in a doctoral dissertation.

They read: 'This certifies that you have had a personal encounter with me and that you found me warm, polite, intelligent and funny.' Over the 24 years since the comedian began to establish himself as a star on the hit television show Saturday Night Live, interviewers have often noted how difficult Martin finds it to present himself 'in person'.

Every prescription blank should include the following assurance: "This certifies that the undersigned physician has no direct or indirect financial interest in the sale of the medication designated in this prescription and has received no gift or other benefit from any person or company with such an interest".

News & Media

The New York Times

This certifies that structural relaxation for such systems is similar to the one for amorphous alloys.

This certifies that the advisor approves of your committee and that all course and language requirements have been met.

This certifies that Google is following the standard ISO information security management protocols and best practices "for the systems, technology, processes and data centers serving Google Apps for Business".

News & Media

TechCrunch

Human-verified similar examples from authoritative sources

Similar Expressions

54 human-written examples

This accounting certifies that all project payments are complete.

This result certifies that the X-ray-emitting material at 2-4 MK originates in the post-shock region, at the base of the accretion stream, and not in coronal structures.

Upon successful completion of all requirements, you will receive a certificate with the designation: "Graduate Certificate Program in New Media". This designation certifies that you have participated in, and successfully completed, a Certificate Program in New Media in addition to your home department's requirements for the master's degree.

This result certifies that the outer layer is thinner than that of NAAMs produced in oxalic acid (i.e. Table 1tPW = 15 min → dp = 116 ± 7 nm).

This program certifies that an application is well-integrated into G Suite and that it has been tested for security vulnerabilities.

News & Media

TechCrunch
Show more...

Expert writing Tips

Best practice

Use "this certifies that" in formal documents, legal statements, or official certifications where a clear and direct declaration of validity is required.

Common error

Avoid using "this certifies that" in casual conversation or informal writing. Opt for simpler and more natural alternatives like "this confirms that" or "this shows that" in less formal settings.

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 "this certifies that" serves as a declarative statement, formally attesting to the truth or validity of something. Ludwig AI confirms its correctness for stating validation, exemplified by sentences that certify qualifications, compliance or document authenticity.

Expression frequency: Uncommon

Frequent in

Academia

50%

News & Media

33%

Science

17%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "this certifies that" is a grammatically sound and formally appropriate phrase used to declare or validate information. Ludwig AI confirms its validity and usability in professional writing. It is most frequently found in academic, news media, and scientific contexts. While appropriate for formal settings, it should be replaced with simpler alternatives in casual conversations to avoid sounding overly stiff. When used correctly, "this certifies that" adds a layer of official assurance to statements.

FAQs

What is the difference between "this certifies that" and "this confirms that"?

"This certifies that" is generally used in more formal contexts, such as legal documents or official certifications, to declare something as officially valid. "This confirms that" is a more general phrase used to state that something is true or correct, and can be used in both formal and informal situations.

What are some alternatives to "this certifies that"?

How can I use "this certifies that" in a sentence?

You can use "this certifies that" to formally declare the validity of something, for example, "This certifies that John Doe has successfully completed the training course".

Is "this certifies that" grammatically correct?

Yes, "this certifies that" is grammatically correct and widely used in formal writing to indicate that something is being officially confirmed or validated.

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Real-world application tested

Most frequent sentences: