- To bear witness to; to certify; to affirm to be true or
genuine; as, to attest the truth of a writing, a copy of record. - To give proof of; to manifest; as, the ruins of Palmyra
attest its ancient magnificence. - To call to witness; to invoke.
Meaning of 'attest' (Princeton's WordNet)
1 . attest
[ v]
Meaning (1): - provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes
Example in sentence:
His high fever attested to his illness;
The buildings in Rome manifest a high level of architectural sophistication;
This decision demonstrates his sense of fairness
Meaning (2): - authenticate, affirm to be true, genuine, or correct, as in an official capacity