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AVAQ
excess of critical voltage is applied across p–n junction,
enormously multiplying liberation of charge carriers.
2 Aerobatic manoeuvre devised by Ranald Porteous
involving rapid rotation about all axes in combined stall
turn and flick roll.
AVAQ Association des Villes Aéroportuaires du
Québec [office, Montreal].
AVAS Air-vehicle avionics suite.
Avasi Abbreviated Vasi.
AvBatt, AVBATT Aviation Battalion (USA).
AvBM Aviation business machine, PC + com. terminal.
AVC 1 Automatic volume control (see AGC).
2 Automatic variable camber.
3 Active visual camouflage.
4 Attitude/velocity/control subsystem.
5 Avionics ventialtion computer.
6 Active vibration control.
Avcat Originally Aviation Carrier [ship] Turbine,
kerosene tailored to raise flashpoint above 60°C, freeze
≤–48°C; US = JP-5, NATO = F43 (F44 with FS11 additive),
see kerosene.
Avcatt Aviation combined-arms tactical trainer; -A
adds aviation reconfigurable manned simulator (USA).
AvCIR Aviation crash injury research (CGASC).
AVCR Airborne video-cassette recorder.
AVCS Advanced vidicon camera system (carried by
satellites).
AVD 1 Air Vehicles Directorate (AFRL).
2 Atmospheric-vehicle detection.
AVDA Asociación Venezolana de los Deportes Aereos
[air sport], (Venezuela).
Avdas Airborne-vehicle data-acquisition system.
Avdel Trade-name for large range of rivets/fasteners
(Textron).
A-VDV Aviation of airborne forces (USSR).
AVE 1 Airfield visitor enthusiast (PFA).
2 Airborne-vehicle equipment.
3 Aéronef de validation expérimentale (UCAV, F).
AVEN, Aven Axi-symmetric vectoring engine, or
exhaust, nozzle.
Aveppa Asociacón Venezolana de Pilotos Privados y
Proprietarios de Aeronaves (Venezuela).
average flyaway unit cost Recurring manufacturing
cost, all GFE costs, avionics, production support services
and cost of tooling, manufacturing and pre-delivery maintenance.
average procurement cost Average flyaway unit cost plus
GSE, training and technical aids, spares support and data,
handbooks, technical representatives and logistic
support.
AVD 1 Air Vehicles Directorate (AFRL).
2 Atmospheric-vehicle detection.
AVET Adaptive versatile engine technology.
AVG 1 Average (ICAO).
2 American Volunteer Group (China, WW2).
3 Aircraft escort vessel (later ACV, then CVE).
Avgard Additive to JP-1 and other jet fuels to produce
anti-misting kerosene (ICI trade name).
Avgas Aviation gasoline, range of piston engine petrols
today being narrowed to 100LL (blue, max. 2.4 ml/Imp
gal TEL) and 115 (purple, max. 5.52 ml/Imp gal TEL).
AVGS Advanced video guidance sensor (MSFC).
AVHRR Advanced very-high resolution radiometer.
AVI Air-vehicle integration; D adds design.
AVOL
Aviaregister List of all civil aircraft (R, CIS).
aviation Operation of aerodynes (but only a pedant
would insist on “aerostation” for aerostat).
aviation medicine Study of all effects of aviation on the
human body.
Aviation Policy Area Proposed rules for residential and
commercial density in environs of airports with 2,300+ ft
runway (US).
Aviation Security Advisory Committee Headed by V-P
Al Gore, convened 1996 to improve security on US
commercial flights, made numerous recommendations to
combat terrorism, all rejected by US carriers.
aviator Operator of an aerodyne, esp. pilot. As term
archaic, difficult to define; nearest modern equivalent is
aircrew member.
aviatrix Female aviator.
Aviatrust Original (1923) central aviation industry
management organisation (USSR).
Aviavnito Aviation department of Vnito, all-union
amateur scientific/technical research organisation
(USSR).
AVIC Aviation Industries of China [created 26 June
1993, in 1999 dividied into AVIC I (54 enterprises and 30
research institutes) and AVIC II (79 and three), [office,
Beijing 100009] (China).
Avics, AVICS Air-vehicle interface and control system.
Avid Air-vehicle integration design.
aviette Man-powered aircraft.
avigation Aerial navigation (suggest undesirable word).
Hence also avigator.
Avim Aviation intermediate-level maintenance
(USAF).
Avimid Thermoplastic (strictly ‘pseudo’-) polymer
composite, marketed as K-III fabric and tape (Du Pont).
avionics Aeronautical (not aviation) electronics, not
necessarily by definition restricted to aerodynes. Term
implies equipment intended for use in air; purely groundbased
equipment could be argued to be outside category.
Aviox Registered name for high-solidity polyurethane
surface coatings.
AVIP Avionics integrity program (USAF).
AVIRIS, Aviris Airborne visible and IR imaging spectrometer.
Avlan Avionics local-area network.
AVLC Aviation VHF link control.
AVLF Airborne very low frequency.
AVM 1 Airborne, or airframe, vibration monitor.
2 Air Vice-Marshal.
A-VMF Naval air force (USSR, R).
AVN Aviation system standards (FAA).
AVNDTA Aviation development test activity (USA).
AVNF Air-vehicle near field.
AVNIR, Avnir Advanced visible and near-IR radiation.
AVNL Automatic video noise limiter, or limiting.
AVO Avoid verbal orders.
AVOD Audio/video on demand.
Avogadro number The number of molecules of a
substance in one mole (2).
avoid curve Plot of TAS/height below which a helicopter
may not survive total engine failure.
Avoil Aviation [lubricating] oil.
AVOL Aerodynamic visual, or aerodrome visibility,
operational level.
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