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Definition of certify

certify

/ˈsɜːrtɪfaɪ/
cer · ti · fy

Adjective:certifiable
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Past Simple:certified
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Past Participle:certified
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Present Participle:certifying
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certify Lexical Profile

certify Game Scores & Validity

• verb

1

To attest or confirm in a formal statement that something is true, accurate, or meets a required standard.

Example

"The independent auditor must certify that the financial records are completely accurate before the report is published."


2

To officially recognize someone or something as possessing certain qualifications or meeting specific professional standards.

Example

"The state board will certify the new teachers once they pass their final licensing examinations."


3

British To officially declare someone to be legally insane or in need of psychiatric care.

Example

"Two medical practitioners were called upon to examine the patient and certify him under the Mental Health Act."

Synonyms
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Antonyms
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• Rhymes for certify

Word Origin & Etymology

Borrowed in the 14th century from Old French certifier, from Late Latin certificare ('to make certain'), combining Latin certus ('sure, fixed') and facere ('to make').

Cite this Entry


Wordmom. (2026). Definition of Certify. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/certify
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