Pilot/Controller Glossary
Glossary of terms used in communication between pilots and air traffic controllers
📢 This glossary was created to be a dynamic version of the Pilot/Controller Glossary published by the FAA. Because the FAA now maintains its own dynamic version of the Pilot/Controller Glossary, this version is no longer updated.
- CALCULATED LANDING TIME
- CALL FOR RELEASE
- CALL UP
- CANADIAN MINIMUM NAVIGATION PERFORMANCE SPECIFICATION AIRSPACE
- CARDINAL ALTITUDES
- CARDINAL FLIGHT LEVELS
- CAT
- CATCH POINT
- CEILING
- CEILING [ICAO]
- CENRAP
- CENRAP-PLUS
- CENTER
- CENTER RADAR ARTS PRESENTATION/PROCESSING
- CENTER RADAR ARTS PRESENTATION/PROCESSING-PLUS
- CENTER TRACON AUTOMATION SYSTEM (CTAS)
- CENTER WEATHER ADVISORY
- CENTER'S AREA
- CENTRAL EAST PACIFIC
- CEP
- CERAP
- CERTIFIED TOWER RADAR DISPLAY (CTRD)
- CFR
- CHA
- CHAFF
- CHART SUPPLEMENT U.S.
- CHARTED VFR FLYWAYS
- CHARTED VISUAL FLIGHT PROCEDURE APPROACH
- CHASE
- CHASE AIRCRAFT
- CHOP
- CIRCLE TO RUNWAY (RUNWAY NUMBER)
- CIRCLE-TO-LAND MANEUVER
- CIRCLING APPROACH
- CIRCLING MANEUVER
- CIRCLING MINIMA
- CLASS A AIRSPACE
- CLASS B AIRSPACE
- CLASS C AIRSPACE
- CLASS D AIRSPACE
- CLASS E AIRSPACE
- CLASS G AIRSPACE
- CLEAR AIR TURBULENCE (CAT)
- CLEAR OF THE RUNWAY
- CLEARANCE
- CLEARANCE LIMIT
- CLEARANCE LIMIT [ICAO]
- CLEARANCE VOID IF NOT OFF BY (TIME)
- CLEARANCE VOID TIME [ICAO]
- CLEARED (Type of) APPROACH
- CLEARED APPROACH
- CLEARED AS FILED
- CLEARED FOR TAKEOFF
- CLEARED FOR THE OPTION
- CLEARED THROUGH
- CLEARED TO LAND
- CLEARWAY
- CLIMB TO VFR
- CLIMB VIA
- CLIMBOUT
- CLOSE PARALLEL RUNWAYS
- CLOSED RUNWAY
- CLOSED TRAFFIC
- CLOUD
- CLT
- CLUTTER
- CMNPS
- COASTAL FIX
- CODES
- COLD TEMPERATURE COMPENSATION
- COLLABORATIVE TRAJECTORY OPTIONS PROGRAM (CTOP)
- COMBINED CENTER-RAPCON
- COMMON POINT
- COMMON PORTION
- COMMON ROUTE
- COMMON TRAFFIC ADVISORY FREQUENCY (CTAF)
- COMPASS LOCATOR
- COMPASS ROSE
- COMPLY WITH RESTRICTIONS
- COMPOSITE FLIGHT PLAN
- COMPULSORY REPORTING POINTS
- COMPUTER NAVIGATION FIX (CNF)
- CONDITIONS NOT MONITORED
- CONFIDENCE MANEUVER
- CONFLICT ALERT
- CONFLICT RESOLUTION
- CONFORMANCE
- CONFORMANCE REGION
- CONSOLAN
- CONTACT
- CONTACT APPROACH
- CONTAMINATED RUNWAY
- CONTINENTAL UNITED STATES
- CONTINGENCY HAZARD AREA (CHA)
- CONTINUE
- CONTROL AREA [ICAO]
- CONTROL SECTOR
- CONTROL SLASH
- CONTROLLED AIRSPACE
- CONTROLLED AIRSPACE [ICAO]
- CONTROLLED TIME OF ARRIVAL
- CONTROLLER
- CONTROLLER [ICAO]
- CONTROLLER PILOT DATA LINK COMMUNICATIONS (CPDLC)
- CONVECTIVE SIGMET
- CONVECTIVE SIGNIFICANT METEOROLOGICAL INFORMATION
- COOPERATIVE SURVEILLANCE
- COORDINATES
- COORDINATION FIX
- COPTER
- CORRECTION
- COUPLED APPROACH
- COURSE
- CPDLC
- CPL [ICAO]
- CRITICAL ENGINE
- CROSS (FIX) AT (ALTITUDE)
- CROSS (FIX) AT OR ABOVE (ALTITUDE)
- CROSS (FIX) AT OR BELOW (ALTITUDE)
- CROSSWIND
- CROSSWIND COMPONENT
- CRUISE
- CRUISE CLIMB
- CRUISING ALTITUDE
- CRUISING LEVEL
- CRUISING LEVEL [ICAO]
- CT MESSAGE
- CTA
- CTAF
- CTAS
- CTOP
- CTRD
- CURRENT FLIGHT PLAN [ICAO]
- CURRENT PLAN
- CVFP APPROACH
- CWA