AUC - 1. Latin "AB URBE CONDITA" (from the founding of the city (of Rome) or "ANNO URBIS CONDITAE" (in the year from the founding of the city (of Rome) 2. "area under the curve" in the concentration time curve (medicine)
CEPT - Conference Européenne des administration des Postes et des Télécommunications (European Conference of Postal and Telecommunications Administrations)
... negative implications, it merely designated anyone who assumed power for any period of time without a legitimate basis of authority.
The first to have the title ...