Civil aviation dictionary
Aviation glossary
Terms, abbreviations and procedures explained without unnecessary jargon, with English names and clear definitions.
- Total entries
- 2480
- Terms
- 435
- Abbreviations
- 2045
R
- Abbreviationrunway center line
RCL stands for runway center line in FAA terminology.
- Abbreviationrunway center line lights
RCLL stands for runway center line lights in FAA terminology.
- Abbreviationrunway centerline light system
RCLS stands for runway centerline light system in FAA terminology.
- Abbreviationrunway centerline marking
RCLM stands for runway centerline marking in FAA terminology.
- AirportsRUNWAY CONDITION READING
Numerical decelerometer readings relayed by air traffic controllers at USAF and certain civil bases for use by the pilot in determining runway braking action.
- Abbreviationrunway control van
VAN stands for runway control van in FAA terminology.
- AbbreviationRunway Delay Simulation Model
RDSIM stands for Runway Delay Simulation Model in FAA terminology.
- Abbreviationrunway edge light
REDL stands for runway edge light in FAA terminology.
- AbbreviationRunway End Identification Light
REIL stands for Runway End Identification Light in FAA terminology.
- Abbreviationrunway end identifier lights
REIL stands for runway end identifier lights in FAA terminology.
- Abbreviationrunway end light
RENL stands for runway end light in FAA terminology.
- AbbreviationRunway end safety area
RESA stands for Runway end safety area in FAA terminology.
- AirportsRUNWAY GRADIENT
The average slope, measured in percent, between two ends or points on a runway.
- AirportsRUNWAY IN USE/ACTIVE RUNWAY/DUTY RUNWAY
Any runway or runways currently being used for takeoff or landing.
- AbbreviationRunway Incursion Information Evaluation Program
RIIEP stands for Runway Incursion Information Evaluation Program in FAA terminology.
- AbbreviationRunway Incursion Program
RIP stands for Runway Incursion Program in FAA terminology.
- Abbreviationrunway lead-in lighting system
RLLS stands for runway lead-in lighting system in FAA terminology.
- AbbreviationRunway Occupancy Time
ROT stands for Runway Occupancy Time in FAA terminology.
- AirportsRUNWAY PROFILE DESCENT
An instrument flight rules (IFR) air traffic control arrival procedure to a runway published for pilot use in graphic and/or textual form and may be associated with a STAR.
- AbbreviationRunway Protection Zone
RPZ stands for Runway Protection Zone in FAA terminology.
- Abbreviationrunway reference point
RRP stands for runway reference point in FAA terminology.
- Abbreviationrunway reference point downwind
RRPD stands for runway reference point downwind in FAA terminology.
- Abbreviationrunway reference point upwind
RRPU stands for runway reference point upwind in FAA terminology.
- Abbreviationrunway remaining lights
RRL stands for runway remaining lights in FAA terminology.