attestation
noun
plural attestations
Definition of attestation
1
: an act or instance of attesting something: such as
a
: a proving of the existence of something through evidence
… a complete and formal attestation of your innocence.— Edward Bulwer-Lytton
b
: an official verification of something as true or authentic
the notary's attestation of the will
2
: the proof or evidence by which something (such as the usage of a word) is attested
the earliest attestation of the term in print
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