fracture zone

noun Oceanography.

a long, narrow rift on the ocean floor, separating areas of differing depth: where such a zone crosses a mid-ocean ridge, it displaces the ridge by faulting.

Nearby words

  1. fractocumulus,
  2. fractostratus,
  3. fractur,
  4. fracture,
  5. fracture by contrecoup,
  6. fractus,
  7. frae,
  8. fraenulum,
  9. fraenum,
  10. frag

Origin of fracture zone

First recorded in 1960–65 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019