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
N
- AbbreviationNational Safety Analysis
NSA stands for National Safety Analysis in FAA terminology.
- AbbreviationNational Transportation Safety Board
NTSB stands for National Transportation Safety Board in FAA terminology.
- AbbreviationNational Weather Service
NWS stands for National Weather Service in FAA terminology.
- AbbreviationNational Weather Service Support Facility
WSSF stands for National Weather Service Support Facility in FAA terminology.
- AbbreviationNational Weather Service Support Unit
WSSU stands for National Weather Service Support Unit in FAA terminology.
- OperationsNAVAID CLASSES
VOR, VORTAC, and TACAN aids are classed according to their operational use.
- AbbreviationNaval Air Facility
NAF stands for Naval Air Facility in FAA terminology.
- AbbreviationNaval Air Station
NAS stands for Naval Air Station in FAA terminology.
- AbbreviationNaval Auxiliary Air Station
NAAS stands for Naval Auxiliary Air Station in FAA terminology.
- AbbreviationNaval Oceanographic Meteorological Automatic Device
NOMAD stands for Naval Oceanographic Meteorological Automatic Device in FAA terminology.
- AbbreviationNaval Outlying Landing Field
NOLF stands for Naval Outlying Landing Field in FAA terminology.
- AbbreviationNaval Reserve Air Base
NRAB stands for Naval Reserve Air Base in FAA terminology.
- AbbreviationNaval Weather Service Office
NWSO stands for Naval Weather Service Office in FAA terminology.
- Abbreviationnavigation
NAV stands for navigation in FAA terminology.
- AbbreviationNavigation Aid
NAVAID stands for Navigation Aid in FAA terminology.
- AbbreviationNavigation Monitor and Control
NAVMN stands for Navigation Monitor and Control in FAA terminology.
- NavigationNAVIGATION REFERENCE SYSTEM (NRS)
The NRS is a system of waypoints for use within the United States for flight planning and navigation without reference to ground based navigational aids.
- NavigationNAVIGATION SPECIFICATION
A set of aircraft and flight crew requirements needed to support performance-based navigation operations within a defined airspace.
- AbbreviationNavigation System Database
NSD stands for Navigation System Database in FAA terminology.
- AbbreviationNavigation, ATC, and Collision Avoidance System
NATCAS stands for Navigation, ATC, and Collision Avoidance System in FAA terminology.
- AbbreviationNavigational Aids
NAVAIDS stands for Navigational Aids in FAA terminology.
- AbbreviationNDB and DME (collocated)
NDB/DME stands for NDB and DME (collocated) in FAA terminology.
- AbbreviationNear Mid Air Collision
NMAC stands for Near Mid Air Collision in FAA terminology.
- Abbreviationnear or over large towns
CIT stands for near or over large towns in FAA terminology.