authentic English · revision 13280

− It is Middle English autentik, [[bor|fro|autentique|t=authentic, canonical]] (modern French authentique) and directly from Medieval and Late Latin authenticus,^(Barnhart 1988)^(Etymonline)^(Hoad 1986) from Greek [[m|grc|αὐθεντικός|tr=authentikós|t=original, genuine, principal]],^(Etymonline)^(Barnhart 1988)^(NODE 1998) from [[m|grc|αὐθέντης|tr=authéntēs|t=one acting on one's own authority, master, perpetrator]],^(Barnhart 1988)^(Etymonline) from autós, self (see [[auto-]]), and -héntēs, doer, from PIE *sene-, to accomplish.^(Etymonline)^(Barnhart 1988) The Latin -th- was restored in the 17th century.^(Barnhart 1988)