navigation acronyms, abbreviations and definitions - International ...

ACI Airports Council International
573 members with 1,640 airports in 178 countries (2008).
ACID Aircraft Identification (EUROCONTROL)
ACK acknowledge(ment)
ACM autocorrelation-matrix
ACN Active Control Network (UK OS)
ACN Airspace Co-ordination Notice
ACO Aircraft Certification Office
ACP Airspace Change Proposal (UK CAA)
ACR aerodrome control radar
ACRUDA Assessment and Certification RUles for Digital Architectures (EU)
ACTD advanced concept technology demo
ActMAP EC project to bring real-time info to in-vehicle digital maps
ACZ aerodrome control zone
AD air data
AD Airworthiness Directive
Issued by airworthiness authority to correct a defect found after
certification. Mandatory.
ADA advisory area (ATC)
ADACU advanced digital antenna control unit (eg for GPS steerable array)
ADAM Airport Datum Management Program (US)
ADAS Advanced Driver Assistance System
ADC aerodrome control(ler)
ADC air data computer
ADC analogue-to-digital converter
ADCC Air Defence Control Centre
ADCP Acoustic Doppler Current Profiler
ADD aircraft-derived data
ADD airstream direction detector
ADD average delay per delayed flight (air traffic flow management)
Address Point Dataset to uniquely defines & locate residential, business and
public postal addresses in GB. Matches info fm OS digital map
databases with >26 million addresses in the Royal Mail PAF.
ADEOS ADvanced Earth Observation Satellite (Japan)
ADEXP ATS Data Exchange Protocol (EATMP)
ADF automatic direction find(er)(ing)
ADI attitude director indicator
ADIRS air data inertial reference system
ADIRU air data inertial reference unit
ADM average delay per movement (air traffic flow management)
ADMAP Antarctic Digital Magnetic Anomaly Project
ADN Euro Ag’ment on int carriage of dangerous goods by inland waterways
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March 2012