For Abyssal Plain we have terms and definitions in 6 topics. The topics are Earthquake, Fossils, Oceanography, Physical Geography, Science and Weather.

A flat region of the deep ocean floor.
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Large area of extremely flat ocean floor lying near a continent and generally over 4 km in depth.
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The flat bottom of the deep ocean (between 4km and 6km in depth).
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Another name for ocean floor.
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A flat, sediment-covered region of the deep sea floor.
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The flat, gently sloping or nearly level region of the sea floor.
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