1Dk4eXg

MOR
MOR 1 Mandatory occurrence reporting, or report
(CAA).
2 MF omni-range (365–415 kHz).
3 Military operational requirement(s).
4 Meteorological optical range.
MORA 1 Minimum off-route altitude.
2 Memorandum of requalification agreement.
Morag MOR (1) advisory group.
Morass Modern ramjet systems synthesis.
MoRE Modular receiver/exciter.
More-Electric Initiative Major effort to use electric
power for secondary power [such as HEL] and propulsion
(DoD, NASA, industry).
morph A morphable aircraft.
morphing To change shape of aircraft in flight [in gross
and significant manner, not just by lowering flaps, for
example]. Effort at present mainly on UAVs.
Morrison shelter Mild-steel ‘table shelter’, able to
support collapsed house; issued to British civilians
1942–44.
MORS MOR (1) scheme.
Morse Code for transmitting messages by succession of
dots and dashes.
Morse key Hand-operated switch for sending short and
long signals [dots and dashes].
Morsviazsputnik National signatory to Inmarsat
(USSR).
mortar Large-calibre low-velocity gun for projecting
payloads, eg Shuttle drag chute.
mortar signal Large signal flare fired vertically to
c300m/1,000 ft, thereafter falling free or on parachute.
MOS 1 Metal oxide silicon, family of semiconductor
devices.
2 Maritime observation satellite.
3 Minimum operating strip.
4 Multiprocessor operating system[s].
MoS 1 Ministry of Supply (UK, April 1946, became
MoA).
2 Military occupational specialty (USA).
MoS 2 Molybdenum disulphide.
MOSA, Mosa Modular open-systems approach [architectures].
Mosaic Multifunction on the move secure adaptive integrated
communications (USA).
mosaic Large assemblage of mating aerial photographs,
from optical camera, vidicon, IR or other source, with
adjacent boundaries accurately aligned, to cover whole
area under surveillance (military reconnaissance or
photogrammetric mapping and surveying).
Mosdap MOS dynamic analysis program.
MO17 Ad hoc AOPA group formed to resolve IRM4
problems [2006–7] (Int.).
MOSFET, Mosfet Metal oxide silicon, field-effect
transistor.
MOSLK MOS (3) lighting kit (USMC).
MOSLS Minimum operating strip lighting system.
MOSP Multimission optronic stabilized payload.
Mosquito Light military [i.e., observation] aircraft used
as FAC platform in Korea, Vietnam (US).
Most, MOST Metal oxide silicon (or semiconductor)
transistor.
MOS-VAO All-union association for experimental
aircraft (USSR).
MOT Maximum overhaul time(s).
Mount
MoT Ministry of Transport (many countries).
Mote, MOT&E Multinational operational test and
evaluation.
MoTE Mobile threat emitter; S adds system.
moteur canon Patented (Hispano Suiza) installation of
cannon between banks of V-12 engine, firing through
geared propeller hub.
moth Former generic term for a simple light aeroplane;
with capital M, product of several companies 1925–46.
mother Used in parental capacity, such as RPV control
aircraft (* ship) or * printed-circuit board.
motion In aeroplane, can occur in five classical modes:
phugoid, roll, spiral, Dutch roll and longitudinal shortperiod.
Other masses can rotate about 2, 3 or 6 axes.
motionless electromagnetic generator Device which efficiently
derives useful EM energy from an active vacuum
(US patent 26 March 2002).
motion seat Seat in simulator, fitted to impart vibration
and small accelerations, tighten harness, and give other
sensations, often along any axis.
Motis Message-oriented text interchange system.
motivator Device causing major change in trajectory, eg
control surface, flap, vectored nozzle, etc.
Motne Meteorological operational telecommunications
network in Europe.
motor Best restricted to solid rockets and hydraulic/electrical/air
machines, though several non-English languages
have to use it for most or all main propulsion. Acceptable
as adjective = powered, eg * glider.
motorboating Oscillations at sub-audio frequency in any
device.
motor glider Ultra-light aeroplane derived from glider;
best not used for powered or assisted sailplanes which are
competition sailplanes with auxiliary propulsion
(retractable, if propeller-type) used intermittently.
motoring Rotating main engine by means of starter for
purpose other than starting (usually gas turbine).
motoriste Engine manufacturer (F).
motor octane number Preferred scale of measurement of
gasoline [petrol] resistance to detonation. Typically
unleaded fuels are 85–87 MON, whereas RON figures are
95–97.
motor specific impulse For solid-propellant rocket, total
impulse divided by total motor loaded weight, symbol I Ta ,
unit kNs or MNs (in US, lbf-s).
MOTR Multi-object tracking radar.
MOTS 1 Modular, [or modified, or military,] off the
shelf.
2 Mobile tower systems.
MOTU Maritime operational training unit.
MOTV Manned orbital transfer vehicle.
MOU 1 Memorandum of understanding.
2 Mountain landings (Swiss national licence).
mould 1 3-D template.
2 3-D reference tool for fabrication of composite parts
of thermosetting sheet (eg canopy).
3 Enclosed cavity for cast parts.
mould dimension Any dimension to or along a mould
line.
mould line Line formed by intersection of two surfaces,
eg sheet-metal parts.
Mouldy Air-launched torpedo (UK colloq. 1920–50).
Mount Military operations in urban terrain.
426