AC: Access Concentrator
AC: Access Connection
AC: Access Control
AC: Access Customer
AC: Account Code
AC: Acknowledged Connectionless
AC: Acquisition Cycle
AC: Action
AC: Action Coordinator
AC: Agent Command
AC: Alerting Channel
AC: Alignment Check
AC: Alternating Current
AC: Announcement Controller
AC: Answer Complete
AC: Application Context
AC: Area Code
AC: Assignment Channel
AC: Attendant Console
AC: Authentication Center
AC: Authentication Code
AC: Authentications Centre
AC: Authorization Center
AC: Authorization Code
AC: Automatic Callback
AC: Automatic Control
AC: Awaiting Connection
AC/AC: Alternating Current to Alternating Current
AC/ADC: Automatic Callback/Any Designated Call
AC/DC: Alternating Current to Direct Current
ACA: Adaptive Channel Allocation
ACA: Advanced Computer Application
ACA: American Communication Association
ACA: Area Coverage Analysis
ACA: Australian Communications Authority
ACA: Authorization Code Assurance
ACA: Automated Cable Analysis
ACA: Automatic Circuit Assurance
AcademNet: Academic Research Network
ACAP: Application Configuration Access Protocol