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seafloor

American  
[see-flawr] / ˈsiˌflɔr /
Or sea floor

noun

  1. the solid surface underlying a sea or an ocean.


Etymology

Origin of seafloor

First recorded in 1850–55; sea + floor


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"Once that ridge is unpinned, the glacier will continually retreat across a predominantly retrograde seafloor toward its next topographic high, the South Ridge."

From Science Daily ● Oct. 28, 2026

Against this shimmering backdrop, the bright yellow branches appeared to rise from the seafloor like glowing trees surrounded by stars.

From Science Daily ● Oct. 8, 2026

They were preserved in ancient seafloor sediments and appear to have been produced by an organism whose identity remains unknown.

From Science Daily ● Oct. 2, 2026

The monitoring systems use instruments anchored to the seafloor that continuously measure pressure, temperature, density, and ocean currents.

From Science Daily ● Sep. 23, 2026

Roz explained that they were on a mining station and that the poison tide was flowing from down on the seafloor.

From "The Wild Robot Protects" by Peter Brown

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