certify

v., -fied, -fy·ing, -fies.

v.tr.

1. 1. To confirm formally as true, accurate, or genuine.
   2. To guarantee as meeting a standard: butter that was certified Grade A. See synonyms at approve.
2. To acknowledge in writing on the face of (a check) that the signature of the maker is genuine and that there are sufficient funds on deposit for its payment.
3. To issue a license or certificate to.
4. To declare to be in need of psychiatric treatment or confinement.
5. Archaic. To inform positively; assure.

v.intr.
To testify: certify to the facts.

[Middle English certifien, from Old French certifier, from Late Latin certificāre : Latin certus, certain; see certain + Latin -ficāre, -fy.]

certifier cer'ti·fi'er n.

verb

1. To confirm formally as true, accurate, or genuine: attest, testify, vouch (for), witness. Idioms: bear witness to. See affirm/deny/argue.
2. To assume responsibility for the quality, worth, or durability of: guarantee, guaranty, warrant. See obligation.

v

Definition: declare as true
Antonyms: contradict, counteract, deny, disavow, discredit, invalidate, reject, repudiate

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IN BRIEF: To say in an official way that something is true or correct.

They can certify that the house is really theirs.

Dansk (Danish)
v. tr. - attestere, erklære
v. intr. - bevidne

Nederlands (Dutch)
getuigen, waarmerken, verklaren, diplomeren, officieel krankzinnig verklaren

Français (French)
v. tr. - certifier, authentifier, garantir (des marchandises), constater (un décès)
v. intr. - authentifier, attester (qch)

Deutsch (German)
v. - beglaubigen, bestätigen, für unzurechnungsfähig erklären

Ελληνική (Greek)
v. - βεβαιώνω, πιστοποιώ, θεωρώ, επικυρώνω, απονέμω πτυχίο σε, (καθομ.) πιστοποιώ φρενοβλάβεια, κλείνω σε τρελάδικο

Italiano (Italian)
autenticare, certificare, dichiarare pazzo

Português (Portuguese)
v. - certificar, atestar

Русский (Russian)
удостоверять, заверять

Español (Spanish)
v. tr. - certificar, atestiguar, dar fe de, autenticar, legalizar
v. intr. - certificarse, legalizarse, autenticarse

Svenska (Swedish)
v. - attestera, intyga

中文（简体）(Chinese (Simplified))
证明, 证实, 保证, 担保

中文（繁體）(Chinese (Traditional))
v. tr. - 證明, 證實, 保證, 擔保
v. intr. - 證明, 保證

한국어 (Korean)
v. tr. - 증명하다, 증명서를 교부하다, 정신 이상자로 증명하다
v. intr. - 보증하다, 증인이 되다

日本語 (Japanese)
v. - 証明する, 認定する, 保証する, 証人となる, 確信させる

العربيه (Arabic)
‏(فعل) شهد ب, صادق على, أقر ب, منح شهادة‏

עברית (Hebrew)
v. tr. - ‮אישר, נתן אישור, הסמיך, הצהיר כבלתי-שפוי, נתן תעודה‬
v. intr. - ‮ערב לתקפות של‬

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