C

C & W

C&C

C.G

C/A

C/A Code

C/f

C/M

C/NO

C/R

C/SOIT

C/UT

CAA

CAAC

CAB

CABCV

CAC

CACP

CAD

CAD/CAM

CADAG

CAE

CAF

CAFF

CAFM

CAGE

CAH

CAI

CAL

CALC

CALI

Calibrated Airspeed

CALM

CALSEL

CALVER

CAM

CAMP

CAN

CANPA

CAPS

CAPSULE

CAPT

car

CARDINAL ALTITUDES OR FLIGHT LEVELS

CARERI

Cargo

Carrier

CAS

CASA

CASE

CAT

CAT I

CAT I Enhanced

CAT II

CAT IIIA

CAT IIIB

CAT IIIC

CATES

CATEVS

CATIC

CATPASS

CATS

CAUT

CB

C-BAND

CBIT

CBP

CBRDS

CBT

CBV

CC

CCA

CCB

CCD

CCDL

CCDON

CCE

CCIP

CCITT

CCM

CCMR

CCMS

CCMU

CCON

CCP

CCR

CCRP

CCS

CCU

CCW

CD

cd/ft²

cd/in²

cd/m²

CDA

CDBR

CDCCL

CDG

CDH

CDHU

CDI

CDL

CDM

CDMA

CDMS

CDN

CDP

CDR

CDRL

CD-ROM

CDS

CDTI

CDU

CECON

CED

CEILING

CELESTIAL MECHANICS

CELESTIAL SPHERE

CELSIUS

CENTER (core) BURNING

CENTER OF GRAVITY

CENTRAL ALTITUDE RESERVATION FACILITY (CARF)

CENTRIFUGE

CEO

CEP

CEPT

CES

CEU

CF

CFC

CFD

CFDIU

CFDS

CFIMS

CFIT

CFM

CFMIS

CFMU

CFR

CFS

CG

CGD

CGI

CGM

CH

Chan

CHANGE

CHAR

CHASE PILOT

CHATT

CHDO

CHECKOUT

Checksum

CHEMICAL FUEL

CHEMICAL ROCKET

CHEMOSPHERE

CHG

CHGR

CHINOOK OR CHINOOK WIND

CHIS

chngs

CHOL

CHP

CHR

CHVC

CI

CIA

CIC

CID

CIDB

CIDIN

CIDS

CIE

CIO

CIP

CIPR

CIR

CIRCUIT

CIRROCUMULUS

CIRROSTRATUS

CIRRUS

CIS

CISLUNAR

CISS

CIT

CIU

CJC

CK

CKLST

CKPT

CKT

CKT BKR

CL

CL ALL

CLB

CLEAR AIR TURBULENCE (CAT)

CLEARENCE LIMIT

CLIMATE

CLIMATOLOGY

CLK

CLNP

CLNS

CLOSED ECOLOGICAL SYSTEM

CLOUD

CLOUD BLANK

CLOUD DROPLETS

CLOUDBURST

CLP

CLR

CLUTTER

CM

cm

cm²

cm³

CMA

CMC

CMCC

CMCF

CMCM

CMCS

CMD

CMDS

CMF

CMFD

CMI

CMM

CMMIPL

CMN

CMND

CMO

CMOS

CMP

CMPT

CMPTR

CMR

CMRS

CMS

CMT

CMU

CND

CNDB

CNES

CNI

CNR

CNS

CNS/ATM

CNTOR

CO

CO ROUTE

COAST PERIOD

Coasted Track

Coast-in

Coast-out

COAX

COBOL

COC

Code Sharing

CODEC

CODES

COE

COHERENT

COI

COLD FRONT

COLD WAVE

COLD-FLOW TEST

COM

com

COM/MET/OPS

Combi

COMED

COMET

comhd sp

COMM

COMMAND

COMMUNICATIONS SATELLITE

comnd

COMP

COMPANION BODY

Compass Locator

COMPLEX

COMPOSITE MATERIALS

COMPOSITE PROPELLANT

Compressor

COMPT

COMPUTER

Computer Reservation System (CRS)

COMSEC

CON

CON1

COND

CONDENSATION

CONDENSATION LEVEL

CONDENSATION NUCLEI

CONDITIONAL STABILITY (or Conditions Instability)

CONDUCTION

Cone Of Confusion

config

CONFIGURATION

CONIC

CONIC SECTION

CONN

Connecting Flight

CONOPS

Consolan

CONSTANT PRESSURE CHART

CONT

Cont ign

CONT PNL

CONTACT APPROACH

CONTERMINOUS U.S.

CONTINENTAL CONTROL AREA

CONTINENTAL U.S.

Contour

CONTRAIL

CONTROL

CONTROL AREA

CONTROL ROCKET

CONTROL ZONE

CONTROLLED AIRSPACE

CONUS

CONV

CONVECTION

CONVECTIVE INSTABILITY (Also called POTENTIAL INSTABILITY)

CONVERG

CONVERGENCE

COP

COPs

COPY

COPYOS

CORE

CORIOLIS FORCE

CORONA

COROUTE

Correction (SSEC)

Corrective Advisory

CORRESP

COS

COSMIC DUST

COSMIC RAYS

COSOLE

COSPAR

COSPAS

COSPAS/SARSAT

COTP

COTS

COUNTDOWN

COURSE

CP

CPA

CPAM

CPC

cPCI

CPCP

CPCS

CPD

CPDLC

CPE

CPI

CPL

cplr

CPM

cpm

CPN

CPR

CPRSR

CPS

cps

CPSR

CPT

CPU

CR

CRASH LOCATOR BEACON

CRC

CRD

CRDA

CRES

CRFL

CRG

crg rtn

CRH

CRM

crngrph

cross track distance

CRPA

CRR

CRS

CRT

CRTG

CRU

CRUISE

CRUISING ALTITUDE

CRYOGENIC PROPELLANT

CRYOGENIC TEMPERATURE

CRZ

CS

CSC

CSCI

CSCP

CSD

CSDB

CSDD

CSDS

CSEU

CSMA

CSMM

CSMU

CSN

CSR

CSS

CSU

CSV

CT

CTA

CTAF

CTAI

CTAS

CTC

CTD

CTL

CTM

CTMO

CTN

CTOL

CTP-1

CTR

CTRD

CTRL

CTRS

CTS

CTSE

CTSO

CTU

CU

CUMULlFORM

CUMULONIMBUS

CUMULUS

CUTOFF

CV/DFDR

CVG

CVGV

CVR

CVRCP

CW

CWC

cw

CWDS

CWI

CWM

CWP

CWS

CYCLOGENESIS

CYCLONE