certify

verb
cer·​ti·​fy | \ ˈsər-tə-ˌfī How to pronounce certify (audio) \
certified; certifying

Definition of certify

transitive verb

1 : to attest authoritatively: such as
a : confirm
b : to present in formal communication
c : to attest as being true or as represented or as meeting a standard
d : to attest officially to the insanity of
2 : to inform with certainty : assure
3 : to guarantee (a personal check) as to signature and amount by so indicating on the face
4 : to recognize as having met special qualifications (as of a governmental agency or professional board) within a field agencies that certify teachers

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Other Words from certify

certifier \ ˈsər-​tə-​ˌfī(-​ə)r How to pronounce certifier (audio) \ noun

Choose the Right Synonym for certify

certify, attest, witness, vouch mean to testify to the truth or genuineness of something. certify usually applies to a written statement, especially one carrying a signature or seal. certified that the candidate had met all requirements attest applies to oral or written testimony usually from experts or witnesses. attested to the authenticity of the document witness applies to the subscribing of one's own name to a document as evidence of its genuineness. witnessed the signing of the will vouch applies to one who testifies as a competent authority or a reliable person. willing to vouch for her integrity

synonyms see in addition approve

Examples of certify in a Sentence

A judge must certify the contract. The document has been certified by the court. The car dealer certifies each car before it is sold. Has your doctor been certified?
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Recent Examples on the Web

This week the world’s first and only digital circuit breaker was certified for commercial use. Jill Kiedaisch, Popular Mechanics, "How the World's First Digital Circuit Breaker Could Completely Change Our Powered World," 22 May 2019 All the layers in the mattress are Certi-Pur certified, so the mattress is safe for you and your family, and won't mess with the air quality of your home. Maddie Hiatt, House Beautiful, "This Flippable Mattress Changed My Life," 1 May 2019 It's made without sulfates, parabens, and triclosan, retails for $4 to $20, and is also PETA-certified, cruelty-free, and vegan. Elizabeth Denton, Allure, "Kendall Jenner Teams Up With Moon, an Oral Care Line Coming to Ulta," 24 Apr. 2019 Nvidia’s much more exclusive G-Sync Compatible program certifies that an adaptive sync display meets several standards, because FreeSync monitors vary much more in quality than G-Sync displays. Brad Chacos, PCWorld, "Nvidia's next Game Ready driver will add 7 new G-Sync Compatible displays," 17 Apr. 2019 These schools typically certify students after just two to three days of training. Monica Corcoran Harel, Marie Claire, "What Is Cosmetic Tattooing? Read This Before You Get One," 29 Mar. 2019 The foam is CertiPUR-US certified, and the cover has copper in it to prevent you from overheating. Lexie Sachs, Good Housekeeping, "7 Best Memory Foam Pillows You Can Buy," 21 Dec. 2018 And then we’ll be certified a few months later and ready to fly national security space missions. Eric Berger, Ars Technica, "Getting Vulcan up to speed: Part one of our interview with Tory Bruno," 11 Dec. 2018 This month, the Italian fashion house has made the ultimate commitment to a gleaming future with the opening of a boutique in Bal Harbour, Florida whose construction and interiors have been certified as LEED Gold-level. Vanessa Lawrence, ELLE Decor, "Versace Opens LEED Gold Boutique in Florida," 19 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'certify.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of certify

14th century, in the meaning defined at sense 1

History and Etymology for certify

Middle English certifien, from Anglo-French certefier, from Late Latin certificare, from Latin certus certain — more at certain

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Statistics for certify

Last Updated

5 Jun 2019

Look-up Popularity

Time Traveler for certify

The first known use of certify was in the 14th century

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More Definitions for certify

certify

verb

English Language Learners Definition of certify

: to say officially that something is true, correct, or genuine
: to say officially that something or someone has met certain standards or requirements
chiefly British : to say officially that someone is insane and in need of treatment

certify

verb
cer·​ti·​fy | \ ˈsər-tə-ˌfī How to pronounce certify (audio) \
certified; certifying

Kids Definition of certify

1 : to show to be true or as claimed by a formal or official statement Only the teacher can certify test scores.
2 : to guarantee the quality, fitness, or value of officially certified milk certify a check
3 : to show to have met certain requirements His school needs to certify him for graduation.

certify

verb
cer·​ti·​fy | \ ˈsərt-ə-ˌfī How to pronounce certify (audio) \
certified; certifying

Medical Definition of certify

transitive verb

1 : to attest authoritatively especially : to attest officially to the mental illness of
2 : to designate as having met the requirements to practice medicine or a particular medical specialty

intransitive verb

: to attest by a certificate five year program leading to examination by the American Board which certifies in that specialtyBulletin of Meharry Medical College

Other Words from certify

certifiable \ ˈsər-​tə-​ˌfī-​ə-​bəl, ˌsər-​tə-​ˈfī-​ \ adjective
certifiably \ -​blē How to pronounce certifiably (audio) \ adverb

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certify

transitive verb
cer·​ti·​fy | \ ˈsər-tə-ˌfī How to pronounce certify (audio) \
certified; certifying

Legal Definition of certify

1 : to state authoritatively: as
a : to give assurance of the validity of certify corporate records
b : to present in formal communication (as an order) especially for review by an appellate court the court may certify the question to the Supreme Judicial Court— R. T. Gerwatowski — see also certification
c : to state as being true or as reported or as meeting a standard refused to certify the suit as a class action and dismissed it— Marcia Coyle
2 : to guarantee (a personal check) as to signature and amount by so indicating (as by stamping certified) on the face — see also certified check at check
b : to designate (a labor union) as an exclusive bargaining agent or representative

History and Etymology for certify

Medieval Latin certificare, from Late Latin, to assure, convince, from Latin certus certain + -ficare to make

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More from Merriam-Webster on certify

Rhyming Dictionary: Words that rhyme with certify

Thesaurus: All synonyms and antonyms for certify

Spanish Central: Translation of certify

Nglish: Translation of certify for Spanish Speakers

Britannica English: Translation of certify for Arabic Speakers

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