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C mcg
C mcg Coefficient of pitching moment about c.g.
CMCS Central maintenance computing system.
CMD 1 Command, ie total autopilot authority.
2 Countermeasures dispenser, or duties.
3 Cruise-missile defense.
4 Colour [or common] multipurpose [or multifunction]
display [S adds system, U unit].
CMDA/H Circling minimum descent altitude height.
CMDO Coevolutionary multidisciplined optimisation.
CMDR 1 Coherent monopulse Doppler radar.
2 Card maintenance data recorder.
CMDS Countermeasures dispensing system.
Cmdt Commandant.
CME 1 ECM (1) (F).
2 Coronal mass ejection.
3 Central Medical Establishment (RAF).
CMEA Council for Mutual Economic Assistance.
CMF 1 Conceptual military framework (NATO).
2 Central maintenance function.
3 Common message format.
CMFS Chassis-mounted fuel system.
CMFT Canadian Museum of Flight and Transportation,
Surrey BC.
CMG Control-moment gyro.
CMH Center for Military History (US).
CMI 1 Computer-managed instruction (see CAI [2]).
2 Cruise-missile interface.
3 Catia Metaphase Interface.
CMIK Cruise-missile integration kit.
CMIS 1 Command management information system.
2 Conical microwave image[r]/sounder.
CMISE Combat management integration support
environment.
CMIT Components management integrated team.
CMIV Cabin management and interactive video.
CML Consumable materials list.
C mle Coefficient of pitching moment about the leading
edge [usually of the wing].
CMLP Cruise-missile launch point.
CMLS Commercial microwave landing system [A adds
avionics].
CMM 1 Computerised modular monitoring (of health
of hardware).
2 Condition-monitored maintenance.
3 Co-ordinate measuring machine.
4 Common-mode monitor (AFCS).
5 Component maintenance manual.
6 Capability maturity model; I adds integration (SEI4).
7 Common modular missile.
8 Command memory management.
CMMI See CMM(6).
CMMCA Cruise-missile mission control aircraft.
CMMS Congressionally mandated monthly study
(US).
CMN Control-motion noise (MLS).
CMO Certificate Management Office (FAA).
C mo Coefficient of pitching moment (¼-chord) at zero
lift.
CMOS 1 Complementary metal-oxide silicon, or semiconductor.
2 Cockpit maintenance operations simulation, or
simulator.
CMP 1 Countermeasures precursor (aircraft penetrating
hostile airspace ahead of attacking force).
CNATRA, Cnatra
2 Counter-military potential (strategic balance).
3 Central maintenance panel.
4 Configuration management plan.
CMPL, cmpl Completion, completed.
C mq The pitch-damping stability derivative.
CMR Central[ised] maintenance record.
CMRA Cruise-missile radar altimeter.
CMRB Composite main-rotor blade.
CMRS 1 Countermeasures receiver system.
2 Crash/maintenance recorder system.
CMS 1 Continuous monofilament, spun.
2 Commission de Météorologie Synoptique.
3 Cockpit, cabin or circuit [electric/electronic, not
ATC] management system.
4 Constellation, or central, maintenance system.
5 Common modular, or combat-mission, simulator.
6 Computer module system.
7 Cassette memory system.
8 Component-management support.
9 Content, or combat, management system.
10 Combat mission simulator.
11 Civil maritime surveillance.
CMSAF Chief master sergeant of the Air Force
(USAF).
CMT 1 Cadmium mercury telluride (IR detector).
2 Communications management terminal.
3 Certificate management team (ATOS).
C mt Coefficient of moment of the tailplane [horizontal
stabilizer].
CMTC Committee for Military-Technical Cooperation.
Cµ, C mu Blowing coefficient of circulation-controlled
aerofoil.
CMU 1 Communications, or central, management unit.
2 Control and monitor unit (Hums).
CMUP Conventional-mission upgrade program.
C mv The tuck derivative.
CMW Compartmented mode workstation.
C mw Coefficient of moment of the wing.
CMWS Common missile warning system.
CM, C My Helicopter roll moment coefficients, M, M y
fivided by ρAR [R].
C M0 , CM zero Coefficient of pitching moment at zero
lift.
Cm 0.25 , C m¼ See C m .
CN 1 Crew’s Notes [in large aircraft, can be a massive
tome].
2 Fleet carrier, nuclear [previously CVN] (USN).
3 Consigne de Navigabilité [= AD(1)] (F).
C/N Cadet Navigator (RAF rank).
C N Coefficient of normal force,N/½ρU 2 C.
Cn Directional stability, yawing moment coefficient due
to sideslip, = yawing moment ÷ q bs [dymanic pressure,
span, wing area].
c/n Constructor’s number.
CNA 1 Computer network attack.
2 Center for Naval Analyses.
3 Common-nozzle assembly.
4 Cast nickel alloy.
CNAD Conference of National Armaments Directors
(NATO).
C nα Slope of normal force plotted against α curve.
CNATRA, Cnatra Chief of Naval Air Training (USN).
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