AUTHENTIC
Au*then"tic, n.
Defn: An original (book or document). [Obs.] "Authentics and transcripts." Fuller.
AUTHENTICAL
Au*then"tic*al, a.
Defn: Authentic. [Archaic]
AUTHENTICALLY
Au*then"tic*al*ly, adv.
Defn: In an authentic manner; with the requisite or genuine authority.
AUTHENTICALNESS
Au*then*tic*al*ness, n.
Defn: The quality of being authentic; authenticity. [R.] Barrow.
AUTHENTICATE
Au*then"ti*cate, v. t. [imp. & p. p. Authenticated (; p. pr. & vb. n.
Authenticating ( Etym: [Cf. LL. authenticare.]
1. To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit. The king serves only as a notary to authenticate the choice of judges. Burke.