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 Safety Action Plan
RSAP stands for Runway Safety Action Plan in FAA terminology.
- AbbreviationRunway Safety Action Team
RSAT stands for Runway Safety Action Team in FAA terminology.
- SafetyRUNWAY SAFETY AREA
A defined surface surrounding the runway prepared, or suitable, for reducing the risk of damage to airplanes in the event of an undershoot, overshoot, or excursion from the runway.
- AbbreviationRunway Status Light
RSL stands for Runway Status Light in FAA terminology.
- AbbreviationRunway Status Lights
RWSL stands for Runway Status Lights in FAA terminology.
- Abbreviationrunway supervisory unit
RSU stands for runway supervisory unit in FAA terminology.
- Abbreviationrunway surface condition
RSCD stands for runway surface condition in FAA terminology.
- Abbreviationrunway threshold light
RTHL stands for runway threshold light in FAA terminology.
- Abbreviationrunway touchdown zone light
RTZL stands for runway touchdown zone light in FAA terminology.
- Organisations and programmesRUNWAY USE PROGRAM
A noise abatement runway selection plan designed to enhance noise abatement efforts with regard to airport communities for arriving and departing aircraft.
- Abbreviationrunway visibility by observer
RVO stands for runway visibility by observer in FAA terminology.
- Abbreviationrunway visibility value
RVV stands for runway visibility value in FAA terminology.
- Abbreviationrunway visual range
RVR stands for runway visual range in FAA terminology.
- AbbreviationRVR midpoint not available
RVRMNO stands for RVR midpoint not available in FAA terminology.
- AbbreviationRVR rollout
RVRR stands for RVR rollout in FAA terminology.
- AbbreviationRVR ten minute average
RVRA stands for RVR ten minute average in FAA terminology.
S
- AbbreviationSafeAir One-Federal Aviation Administration Administrator
FAA‐1 stands for SafeAir One-Federal Aviation Administration Administrator in FAA terminology.
- AbbreviationSafeAir Two-Federal Aviation Administration Deputy Administrator
FAA‐2 stands for SafeAir Two-Federal Aviation Administration Deputy Administrator in FAA terminology.
- SafetySAFETY ALERT
A safety alert issued by ATC to aircraft under their control if ATC is aware the aircraft is at an altitude which, in the controller's judgment, places the aircraft in unsafe proximity to terrain, obstructions, or other aircraft.
- AbbreviationSafety and Environmental Compliance Manager
SECM stands for Safety and Environmental Compliance Manager in FAA terminology.
- AbbreviationSafety Assurance System
SAS stands for Safety Assurance System in FAA terminology.
- AbbreviationSafety Attribute Inspection
SAI stands for Safety Attribute Inspection in FAA terminology.
- SafetySAFETY LOGIC SYSTEM
A software enhancement to ASDE-3, ASDE-X, and ASSC, that predicts the path of aircraft landing and/or departing, and/or vehicular movements on runways.
- AbbreviationSafety Management System
SMS stands for Safety Management System in FAA terminology.