Definition that contains ocean floor
- deep a long steep-sided depression in the ocean floor
- swell a rounded elevation (especially one on an ocean floor)
- trench a long steep-sided depression in the ocean floor
- swordfish large toothless marine food fish with a long swordlike upper jaw; not completely cold-blooded i.e. they are able to warm their brains and eyes: worldwide in warm waters but feed on cold ocean floor coming to surface at night
- seamount an underwater mountain rising above the ocean floor
- mid-atlantic ridge a very long narrow elevation on the ocean floor that runs all the way from Iceland in the North Atlantic to Bouvet Island in the South Atlantic
- oceanic abyss a long steep-sided depression in the ocean floor
- xiphias gladius large toothless marine food fish with a long swordlike upper jaw; not completely cold-blooded i.e. they are able to warm their brains and eyes: worldwide in warm waters but feed on cold ocean floor coming to surface at night