1. [ verb ] provide evidence for; stand as proof of
Synonyms: evidence manifest certify demonstrate

"His high fever attested to his illness" "The buildings in Rome manifest a high level of architectural sophistication"

Related terms: testify condemn notarize authenticate reflect reflect evidence documentation attestation
2. [ verb ] authenticate, affirm to be true, genuine, or correct, as in an official capacity

"I attest this signature"

Related terms: affirm attestant
3. [ verb ] (law) give testimony in a court of law
Synonyms: testify bear_witness take_the_stand
Related terms: declare declare vouch law testimony testimony testifier
4. [ verb ] establish or verify the usage of

"This word is not attested until 1993"

Related terms: show
Similar spelling:   attestor