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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
this certifies that
Grammar usage guide and real-world examplesUSAGE 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
Alternative expressions(19)
this validates that
it is hereby certified that
this confirms that
this is to verify that
this document serves as certification that
the evidence indicates that
the following demonstrates that
this warrants that
this identifies that
this testifies that
this guarantees that
this corroborates that
this evidences that
this substantiates that
this demonstrates that
this indicates that
this affirms that
this verifies that
this reconfirms that
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
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.
Academia
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'.
News & Media
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
This certifies that structural relaxation for such systems is similar to the one for amorphous alloys.
Science
This certifies that the advisor approves of your committee and that all course and language requirements have been met.
Academia
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
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
This accounting certifies that all project payments are complete.
Academia
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.
Academia
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).
Science
This program certifies that an application is well-integrated into G Suite and that it has been tested for security vulnerabilities.
News & Media
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.
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.
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.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
this confirms that
Replaces "certifies" with "confirms", indicating a slightly less formal affirmation.
this validates that
Substitutes "certifies" with "validates", emphasizing the act of establishing something as officially acceptable.
this attests to the fact that
Uses a more formal and elaborate structure to convey a similar meaning of providing evidence or proof.
this is to verify that
Shifts the focus slightly to the act of verification, making it clear that something is being checked for accuracy.
it is hereby certified that
Employs a more legalistic and formal tone, often used in official documents.
this document serves as certification that
Highlights the document itself as the means of certification.
this statement confirms that
Replaces "certifies" with "confirms" and specifies that the confirmation is being made through a "statement".
the evidence indicates that
Presents the phrase as drawing a conclusion based on presented evidence rather than a direct certification.
the following demonstrates that
Highlights the demonstrative nature of the confirmation, suggesting a step-by-step proof.
this warrants that
Implies a guarantee or assurance about the truth or quality of something.
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"?
You can use alternatives like "this validates that", "it is hereby certified that", or "this document serves as certification that depending on the context".
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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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested