oceanic trench

noun

a long narrow steep-sided depression in the earth's oceanic crust, usually lying above a subduction zone

Nearby words

  1. oceania,
  2. oceanian,
  3. oceanic,
  4. oceanic crust,
  5. oceanic ridge,
  6. oceanic whitetip shark,
  7. oceanicity,
  8. oceanid,
  9. oceanids,
  10. oceanity

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