attester attestator • attestive · · · Info · Definitions · Synonyms · Characters · · attester · · Text Latin · · Script 8 · · Length Definitions · · · (noun) someone who affirms or vouches for the correctness or truth or genuineness of something. Synonyms: attestant. · · Noun Definition 1 Synonyms · · · attestant · · Synonym 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074