1Dk4eXg

C Dp
8 Continuous-data program.
C Dp Coefficient of profile drag.
CDPI Crash data position indicator.
CDR 1 Critical design review.
2 Customer departure record[s].
3 Conditional route.
CDRA Carbon dioxide removal assembly.
CDRB Canadian Defense Research Board.
CDRL Contract data requirements list.
CD-ROM Compact-disk read-only memory.
CDRS 1 Control and data retrieval system.
2 Container-design retrieval system (USAF).
3 Cockpit display and recording system.
CDS 1 Controls and displays, or control/display,
subsystem.
2 Chief of Defence Staff (UK).
3 Coefficient of slush drag, derived from spray
impingement drag, basic precipitation drag and wheel
geometry.
4 Container, or covert, delivery system (USAF).
5 Cabin distribution system (Satcom).
6 Concept-definition study.
7 Cockpit-design simulator.
8 Component documentation status.
9 Common display system.
10 Cockpit development station.
11 Countermeasure[s] dispensing system.
CdS Cadmium sulphide/sulfide, IR detector.
CdSe Cadmium selenide.
CDSS Center for Defence/Defense and Security Studies
(Univ. of Manitoba).
CDT 1 Central [US] Daylight Time.
2 Crew duty time.
3 Controlled departure time.
CDTC Controlled descent through cloud.
CDTF Coast Defence Training Flight (RAF to 1935).
CDTI Cockpit display of traffic (ATC) information.
CD trainer Cockpit-drill trainer.
CD-TR-TV Con-di, thrust-reverser thrust vector.
CDU 1 Control and display unit.
2 Cockpit, or console, or combined, display unit.
3 Has been interpreted as central display unit.
C Dv 1 The speed-damping derivative.
2 Vertical damping derivative [helicopter].
CDVE Commandement de vol electrique = fly by
wire (F).
CDVS Cockpit-door video surveillance; S adds system.
CDW Community Development Worker (RAF).
CDWS Common defense weapon system (USN/USMC
helicopters).
CD 0 Drag coefficient at zero lift.
CE 1 Concurrent engineering.
2 Computing element.
3 Chemical energy.
4 Common environment.
5 Communications electronics [engineer branch]
(RAF).
C e Specific fuel consumption (R).
CEA 1 Code of European Airworthiness.
2 Commissariat à l’Energie Atomique (F).
3 Circular-error average.
4 Combined electronics assembly.
5
6
ceiling
7
CEAA Commandement des Ecoles de l’Armée de
l’Air (F).
CEAC 1 Commission Européenne de l’Aviation Civile
(Int.).
2 Committee for European Aerospace Cooperation
(Int.).
CEAM Centre d’Expériences Aériennes Militaires (F,
Mont de Marsan).
CEAS Confederation of European Aeronautical
Societies renamed Council of European Aerospace
Societies [2007, Brussels] (Int.).
CEAT Centre d’Essais Aéronautiques de Toulouse (F).
CEATS Central European Air-Traffic Service[s]
(Vienna).
CEB 1 Combined-effects bomblet.
2 Curve of equal bearings, from NDB.
3 Commercial engine bulletin (FAA).
CEC 1 Cooperative-engagement capability.
2 Communications and Electronics Command (USA).
3 Continental entry chart.
4 Centre d’Entrainement au Combat (F).
5 Crew ejectable cabin.
CECAI Conference of European Corporate Aviation
Interests (Int.).
CECC Cenelec Electronic Components Committee
(Int.).
Cecom Communications and Electronics Command
(USA).
Ceconite Weatherproof fabrics for skinning light
aircraft.
CED 1 Continued engineering development.
2 Competitive engineering definition.
Cedam Combined electronic display and map; derived
from Comed.
Cedap Cockpit-emergency directed-action program.
CEDLE Compact efficient direct-lift engine.
Cedocar Centre de Documentation de l’Armement
[F-00460 Armées] (F).
CEE 1 Cabin emergency evacuation.
2 Commission on rules for Electrical Equipment (Int.).
3 Centro de Estudios Espaciales [Chile].
Ceesim Combat electromagnetic-environment simulator.
CEF 1 Cost-effectiveness factor (materials).
2 Contrast-enhanced filter.
3 California Engineering Foundation.
CEFA Cooperation for Environmentally Friendly
Aviation (EU).
CEFH Cumulative engine flight-hours.
CEI 1 Critical engine inoperative.
2 Council of Engineering Institutions (UK).
3 Commission Electrotechnique Internationale.
4 Combat efficiency improvement.
5 Cabin equipment interface.
ceil Ceiling.
ceiling 1 Of aircraft, greatest pressure height [density
altitude] that can be reached (see absolute *, absolute aerodynamic
*, service *, zoom *).
2 Of cloud, height above nearest Earth’s surface of
lowest layer of clouds or obscuring phenomena that is
reported as ‘broken,’ ‘overcast’ or ‘obscuration’ and not
‘thin’ or ‘partial’ (FAA).
3 Height above nearest Earth’s surface of cloud base
133