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单词 benioff zone
释义

Benioff zone

[ ben-ee-awf, -of ]
/ ˈbɛn iˌɔf, -ˌɒf /

noun Geology, Oceanography.

a planar seismic zone in oceanic crust along which subduction of lithospheric plates gives rise to frequent earthquakes: marked by oceanic trenches sloping downward at about 45° toward adjacent island arcs or continents.

Origin of Benioff zone

after Hugo Benioff (1899–1968), U.S. geophysicist

Words nearby Benioff zone

Beni Hasan, Beni Mellal, Benin, Benin City, Beninese, Benioff zone, benison, Beni-Suef, Benita, benitoite, benjamin
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for Benioff zone

Benioff zone
/ (ˈbɛnɪəf) /

noun

a long narrow region, usually adjacent to a continent, along which earthquake foci lie on a plane which dips downwards at about 45° and along which the oceanic lithosphere is thought to be descending into the earth's interiorCompare subduction zone

Word Origin for Benioff zone

C20: named after Hugo Benioff (1899–1968), American seismologist, who first discovered the phenomenon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间:2024/11/11 15:55:34