variants
or less commonly sea floor
plural seafloors also sea floors
: the floor of a sea or ocean : seabed
The Earth's crust, in this view, is divided into several immense plates that make up the continents and seafloors, and that all float on a hot, plastic, subterranean "mantle."—
Walter Sullivan
Walter SullivanExamples of seafloor in a Sentence
Recent Examples on the Web
There is no continental shelf off the once-Golden State, so wind advocates were planning to install Washington Monument-size turbines on enormous semi-submersible platforms anchored by cables to the seafloor, 1,000 feet or more below the ocean surface.
—Craig Rucker, Boston Herald, 26 Sep. 2025
The new study focused on the Bay of Lübeck, where V-1 flying bomb warheads lie on the seafloor.
—Sujita Sinha, Interesting Engineering, 26 Sep. 2025
Atterholt said the fiber optic sensing technology would not supplant traditional seismometers, but would supplement what data already exists and would be less expensive than installing seismometers on the seafloor.
—Evan Bush, NBC news, 25 Sep. 2025
After copulating, the two males lay immobile on the seafloor as the female swam away.
—Jack Guy, CNN Money, 24 Sep. 2025
See All Example Sentences for seafloor
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Craig Rucker, Boston Herald, 26 Sep. 2025
The new study focused on the Bay of Lübeck, where V-1 flying bomb warheads lie on the seafloor.
—Sujita Sinha, Interesting Engineering, 26 Sep. 2025
Atterholt said the fiber optic sensing technology would not supplant traditional seismometers, but would supplement what data already exists and would be less expensive than installing seismometers on the seafloor.
—Evan Bush, NBC news, 25 Sep. 2025
After copulating, the two males lay immobile on the seafloor as the female swam away.
—Jack Guy, CNN Money, 24 Sep. 2025
See All Example Sentences for seafloor
Cite this Entry
“Seafloor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seafloor. Accessed 4 Oct. 2025.
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