the Aviation Dictionary

A - Acceleration ACFO -Aircraft Certification
A&P - airframe and powerplant
Field Office
mechanic
ACFT - aircraft
A/C - aircraft
A/FD - AirportiFacility
Directory
AIG - air to ground
AM - altitudefheight
AAC - Mike Monroney
Aeronautical Center
AAF - Army Air Field
AAI - arrival aircraft interval
AAM - air-to-air missile
AAP - advanced automation
program
AAP - autoflight annunciator
panel
AAR - airport acceptance rate
AAS - Airport Advisory Service
ABC - after bottom center
ABDIS - Automated Data
Interchange System Service B
ABS - anti-skid brake system
AC - Advisory Circular
AC - Air Corps
AC - alternating current
AC - convective outlook
(weather)
ACAIS - Air Carrier Activity
Information System
ACARS - aircraft
communications addressing and
reporting system
ACAS - aircraft collision
avoidance system
ACC - area control center
ACCT - accounting records
ACD - automatic call distributor
ACDO - Air Carrier District
Office
ACF - Area Control Facility
ACID - aircraft identification
ACLS - automatic carrier
landing system
ACLT - actual landing time
calculated
ACM - air cycle machine
ACO - Aircraft Certification
Office
ACW - air crew warning
AD - Airworthiness Directive
AD - ashless dispersant
ADA - Air Defense Area
ADAP - Airport Development
Aid Program
ADAS - AWOS Data
Acquisition System
ADC - air data computer
ADCCP - Advanced Data
Communications Control
Procedure
ADCUS - advise customs
ADDA - administrative data
ADF - automatic direction finder
AD1 - automatic de ice and
inhibitor
AD1 - attitude direction indicator
ADIZ - Air Defense
Identification Zone
ADL - aeronautical data link -
ADLY - arrival delay
ADM - aeronautical decision
making
ADO - Airline Dispatch Office
ADP - automated data
processing
ADS - automatic dependent
surveillance
Aircraft Technical Book Company
P.O. Box 270
Tabernash, CO 80478
http://w.ACTechbooks.com
ADSIM - airfield delay
simulation model
ADSY - administrative
equipment systems
ADTN - administrative data
transmission network
ADTN2000 - Administrative
Data Transmission Network
2000
ADU - attitude direction unit
ADVO - administrative voice
AEG - aircraft evaluation group
AER - approach end of runway
AERA - automated enroute air
traffic control
AEX - automated execution
AF - airway facilities
af - audio frequency
AFB - Air Force Base
AFC - automatic frequency
control
AFCS - automatic flight control
system
AFDS -Autopilot
Director System
Flight
AFIS - automated flight
inspection system
AFM - aircraft flight manual
AFP - area flight plan
AFRES - Air Force Reserve
Station
AFS - Airways Facilities Sector
AFSFO - AFS Field Office
AFSFU - AFS Field Unit
AFSOU - AFS Field Office Unit
(Standard is AFSFOU)
AFSS -Automated Flight
Service Station
AFTN - Automated Fixed
Telecommunications Network
AGL - above ground level