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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
certified of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "certified of" is not correct in English.
It is typically used incorrectly; the correct expression would involve "certified" followed by a noun or phrase indicating what is being certified. Example: "She is certified in project management."
⚠ May contain grammatical issues
News & Media
Science
Encyclopedias
Alternative expressions(4)
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
1 human-written examples
Before the cafes can be certified, Mr. Coumont will have to prove that every ingredient has come from an organic farm or supplier (certified, of course), and have the paperwork at hand.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
The system was certified for "safety of life" applications on Wednesday.
News & Media
The administrator of general services officially certified ratification of the Twenty-sixth Amendment on July 7.
Encyclopedias
Its Web site -- www.certifiedwood.org -- lists certified suppliers of wood around the world.
News & Media
The wild bison in the park are quarantined, tested and certified free of disease before they are moved.
News & Media
Table 1 shows the English certified translation of the Salamanca test.
This is the first time BlackBerry products have been FIPS certified ahead of launch. .
News & Media
The RIAA has certified four of The Kinks' albums as gold records.
Wiki
He has certified sales of 17 million units in the United States.
Wiki
In the 2011-12 school year, when we piloted ACE, we certified 83percentt of participating teachers.
News & Media
Table 3 presents associations between medically certified spells of absence and cause-specific mortality.
Science
Expert writing Tips
Best practice
Instead of using the phrase "certified of", use "certified in" or "certified as" to clearly indicate the area or role in which certification is achieved.
Common error
Avoid using "certified of" as it is grammatically incorrect. This phrase can lead to confusion and weaken the clarity of your writing. Always specify what the certification pertains to using "in" or "as".
Source & Trust
78%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "certified of" is generally considered grammatically incorrect. As Ludwig AI indicates, it is not a standard or accepted construction in English. The intended function is typically to describe something that has been officially recognized or verified, but this phrase fails to do so correctly.
Frequent in
Science
29%
News & Media
27%
Wiki
13%
Less common in
Encyclopedias
3%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "certified of" is grammatically incorrect and should be avoided in formal writing. As Ludwig AI confirms, the correct alternatives are "certified in" or "certified as", depending on the specific context. While some instances of "certified of" may appear across various sources, this does not validate its use; instead, it highlights the importance of using correct grammatical structures to maintain clarity and professionalism. Remember to use "certified in" to specify a skill or area of expertise, and "certified as" to indicate a role or status.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
certified in
This alternative indicates a specific area or skill in which someone has received certification.
certified as
This alternative specifies the role or status that someone or something has been officially recognized as.
officially certified
Adds emphasis to the formal and official nature of the certification process.
validated for
Implies that something has been confirmed or proven to meet specific standards or requirements.
accredited for
Focuses on the official recognition of competence or quality by an external body.
approved for
Suggests that something has met the necessary criteria to be considered suitable or acceptable for a particular purpose.
authorized to
Highlights the granting of permission or power to perform a specific action or task.
licensed for
Indicates that someone or something has obtained the necessary legal permission to operate or perform a specific function.
qualified to
Emphasizes that someone has the necessary skills, knowledge, or experience to perform a task or role effectively.
recognized as
Implies a broader acceptance or acknowledgment of someone's status or expertise, often without formal certification.
FAQs
What is the correct way to use "certified" in a sentence?
The word "certified" is typically followed by "in" or "as", depending on the context. For example, "She is certified in project management" or "He is certified as a personal trainer".
What prepositions can follow "certified"?
The most common and correct prepositions to follow "certified" are "in" and "as". The phrase "certified of" is not grammatically correct.
Which is correct: "certified in" or "certified as"?
Both "certified in" and "certified as" are correct, but they have different meanings. Use "certified in" to indicate a skill or area of expertise, and "certified as" to specify a role or status. For example, use "certified in" baking or "certified as" a teacher.
What can I say instead of "certified of"?
Since "certified of" is grammatically incorrect, it should be avoided. Instead, use "certified in" or "certified as", depending on the intended meaning.
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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
78%
Authority and reliability
1.8/5
Expert rating
Real-world application tested