submarine trench


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Related to submarine trench: Ocean Trench

submarine trench

[¦səb·mə′rēn ′trench]
(geography)
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References in periodicals archive ?
The seafloor off the north coast plunges steeply into a submarine trench, and the sediments piled on this slope may easily slump downhill when shaken.
[T]he water will be pulled in or piled up around the mountains, causing a bump in the ocean surface.' Likewise, troughs as deep as 60 meters form in the sea surface over submarine trenches because there is less mass in the trenches to attract the water.

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