inground

/ˈɪnɡraʊnd/
adjective
  1. Built or placed into the ground so that the top is level with or slightly above the surface.
    • The inground sprinkler system keeps the lawn green all summer.
    • An inground trampoline is safer because it's at ground level.
    • They installed an inground swimming pool in their backyard.
Antonyms
What does "inground" mean? | whatsthatwordmean | whatsthatwordmean