Groundspeed

WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. the speed of an aircraft relative to the ground
  • Word Usage
    "Somewhere, on the internet, I can type in a flight number, and somehow it pops up with a picture showing me where they are, and enough detail on the plane to tell me it has a groundspeed of 554mph - fortunately they're doing that out of the way at 36,000 feet."
    Hypernym
    Words that are more generic or abstract
    speed  velocity