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Anvis/Hud
Anvis/Hud Adds head-up display for safe NOE helicopter
flight at night.
ANVR Association of travel agents (Neth.).
ANW Airborne networking waveform.
ANZUK, Anzuk Australia, New Zeland, UK, and SE
Asia defence.
ANZUS, Anzus Australia, New Zealand and US (1951
defence pact).
AO 1 Administrative Operations, major US Federal
budget heading.
2 Artillery observation.
3 Aircraft operator.
4 Anti-oxidant.
5 Airplane, observation (USA 1956–62).
6 Announcement of opportunity (NAS, NASA).
AOA 1 Aerodrome Owners’ Association (UK 1934–,
became next).
2 Airport Operators Association [London SW1H 9JJ]
(UK).
3 Angle of attack (units, thus “6 AOA”).
4 Angle of arrival (ECM).
5 Air Officer i/c Administration (RAF).
6 Airborne optical adjunct (ABM).
7 Amphibious operating [or operations] area (DoD).
8 At or above (FAA).
9 Abort once around, ie after one orbit.
10 Analysis of alternatives.
AOAC Autonomous operation from aircraft carrier
(UAV).
AOB 1 At or below.
2 Angle of bank.
3 Automatic optical bench (for testing optically tracked
missiles).
4 Air Observer (Bombardment).
5 Angle off boresight.
6 Air order of battle.
7 Air-dropped oceanic [or Arctic Ocean] buoy.
AOC 1 Air Officer Commanding.
2 Air Operator’s Certificate (CAA UK).
3 Autopilot omni-coupler.
4 Aerodrome, or airport, obstruction, or obstacle,
chart.
5 Assumption of control message (ICAO).
6 Adaptive optical camouflage.
7 Association of Old Crows [electronic warfare,
Alexandria, VA22314-1652] (US).
8 Airline, Operations Center (US).
9 Air Operations Command (Vietnam AF) and colocated
Air Operations Centers (USAF).
10 Airport [also Airline] Operational Commission
(US).
11 Air/oil cooler.
12 Aeronautical operational control (Acars).
13 All other configurations.
14 Acceleration-onset cueing.
15 Attitude and orbit control [S adds system].
16 Airline, or aircraft, operational control, or communications.
17 Air and space Operations Center (US Air Combat
Command).
AOCC Airline Operation Control Center (US).
AOCI Airport Operators Council International, Inc
(Int., office Washington DC).
AOT
AOCM Airborne, or advanced, optical countermeasures.
AOCP Airborne operational computer program.
AOCS 1 Attitude and orbit control system.
2 Airline Operational Control Society, [office,
Coraopolis, PA] (US).
AOD 1 Aft of datum (c.g.).
2 Airport Operations Director.
3 Airport operational data [B adds base].
4 Age of data [C adds clock, E adds ephemeris] (GPS).
5 Area of display.
6 Above Ordnance datum (Newlyn, see sea level).
7 Audio on demand.
8 Air operations directive (NATO).
AODB Airport operational data-base.
AOE, AoE Airport of entry.
AOFR Aluminium oxide fibre-reinforced.
A of R Area of responsibility.
AOG Aircraft on ground, code inserted in message (eg
for spare parts) indicating aircraft unable to operate until
remedial action taken.
AOHE Air/oil heat exchanger.
AOI 1 Arab Organization for Industrialization.
2 Area of interest.
3 Airborne, or aircraft, overhead interoperability [O
adds office, TF adds task force].
AOK “All OK” [Astronaut].
AOM 1 Annual operational maintenance.
2 Aircraft operating manual.
AOO Analysis of options.
AO1 Automated observation without precipitation
discriminator.
AOP 1 Airborne (or air) observation post.
2 All other persons (airline costings).
3 Airline operational procedure.
4 Aeronautical OSI profile.
5 Advanced onboard processor.
6 Amraam optimisation program.
AOPA Aircraft Owners & Pilots Association [formed
1939 as US organization with office Frederick, MD
21701; now global with offices in 36 states, UK office
London SW1V 4QQ]; LA adds legislative action.
AOPAA Aircraft Owners & Pilots Association of
Australia.
AOPF Active optical proximity fuze.
AOPG Aerodrome Operators’ Group (UK).
AOPT Accurate [or advanced] optical position transducer.
AOPTS Air Operations Planning and Tasking
System[s].
AOR 1 Atlantic [previously Azores] Oceanic Region,
[suffix -E or -W].
2 Average operational reliability.
3 Area of responsibility.
AOS 1 Acquisition of signal (telecommunications,
telemetry).
2 Airborne optical sensor [A adds adjunct, P processor,
T telemetry].
AOSC Asset-optimization service contract.
AOSP Advanced on-board signal processor.
AOST Astronaut operational skill training.
AOSU Airfield Operations Safety Unit.
AOT 1 All-operators Telex [issued by prime supplier].
2 Air Officer, Training (RAF).
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