- seafloor, the
- sea|floor, the [ `si,flɔr ] nounthe ground at the bottom of the ocean
Usage of the words and phrases in modern English. 2013.
seafloor, the
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Seafloor massive sulfide deposits — or SMS deposits, are modern equivalents of ancient volcanogenic massive sulfide ore deposits or VMS deposits. The term has been coined by mineral explorers to differentiate the modern deposit from the ancient.SMS deposits were first recognised… … Wikipedia
seafloor — [sē′flôr΄] n. the ground along the bottom of the ocean: also written sea floor … English World dictionary
The Rip — is a dangerous streach of water in Victoria, Australia connecting Port Phillip Bay and Bass Strait. Due to large tidal differences between the bay and the ocean, and a high rocky seabed, The Rip has claimed many ships and the lives of people… … Wikipedia
Seafloor spreading — Age of oceanic crust; youngest (red) is along spreading centers. Seafloor spreading is a process that occurs at mid ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge. Seafloor… … Wikipedia
seafloor spreading hypothesis — ▪ Earth science theory that oceanic (oceanic ridge) crust forms along submarine mountain zones, known collectively as the midocean ridge system, and spreads out laterally away from them. This idea played a pivotal role in the development of … Universalium
seafloor spreading — noun The outward movement of the seafloor from central underwater ridges as a result of plate tectonics; the major cause of continental drift … Wiktionary
seafloor — [[t]si͟ːflɔ͟ː(r)[/t]] N SING The seafloor is the ground under the sea. Syn: seabed … English dictionary
seafloor spreading — noun Date: 1969 the divergence at mid ocean ridges of the tectonic plates underlying the oceans that is due to upwelling from the earth s interior of magma which solidifies and adds to the spreading plates … New Collegiate Dictionary
seafloor spreading — ˈ ̷ ̷ ˌ ̷ ̷ noun : the divergence at midocean ridges of the tectonic plates underlying the oceans that is due to upwelling from the earth s interior of magma which forms new crust … Useful english dictionary
seafloor spreading — Theory that oceanic crust forms along submarine mountain zones, known collectively as the oceanic ridge system, and spreads out laterally away from them. This idea, proposed by U.S. geophysicist Harry H. Hess (1906–1969) in 1960, was pivotal in… … Universalium
