Glossary

A B C D E F G H I J K L M N O P R S T U W
  • NAS:

    National Airspace System or National Air Space

  • NATS:

    National Air Traffic Services (UK)

  • NAV:

    NAVigation sub-system

  • NCC:

    Network Control Centre

  • NCM:

    Network Control Management

  • NEO:

    Near-Earth Objects

  • NM:

    Nautical Mile

  • NSA:

    Navigation Service Availability

  • NSE:

    Navigation System Error