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[bawk-sahyt, boh-zahyt] /ˈbɔk saɪt, ˈboʊ zaɪt/
a rock consisting of aluminum oxides and hydroxides with various impurities: the principal ore of aluminum.
Origin of bauxite
1860-65; named after Les Baux, near Arles in S France; see -ite1
Related forms
[bawk-sit-ik, boh-zit-] /bɔkˈsɪt ɪk, boʊˈzɪt-/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for bauxite


a white, red, yellow, or brown amorphous claylike substance comprising aluminium oxides and hydroxides, often with such impurities as iron oxides. It is the chief ore of aluminium. General formula: Al2O3.nH2O
Word Origin
C19: from French, from (Les) Baux in southern France, where it was originally found
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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Word Origin and History for bauxite

1861, clayey mineral containing aluminum, from French bauxite (1821), from Les Baux, near Soles, where it was first found. The place name is from Provençal Li Baus, literally "the precipices."

Online Etymology Dictionary, © 2010 Douglas Harper
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bauxite in Science
A soft, whitish to reddish-brown rock consisting mainly of hydrous aluminum oxides and aluminum hydroxides along with silica, silt, iron hydroxides, and clay minerals. Bauxite forms from the breakdown of clays and is a major source of aluminum.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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