Search Result for "attester": 
Wordnet 3.0

NOUN (1)

1. someone who affirms or vouches for the correctness or truth or genuineness of something;
[syn: attester, attestant]


The Collaborative International Dictionary of English v.0.48:

Attester \At*test"er\, Attestor \At*test"or\, n. One who attests. [1913 Webster]
WordNet (r) 3.0 (2006):

attester n 1: someone who affirms or vouches for the correctness or truth or genuineness of something [syn: attester, attestant]