bauxite

[bawk-sahyt, boh-zahyt]
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noun

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 formsbaux·it·ic [bawk-sit-ik, boh-zit-] /bɔkˈsɪt ɪk, boʊˈzɪt-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for bauxite

bauxite

noun

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: Al 2 O 3 . n H 2 O

Word Origin for bauxite

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

Word Origin and History for bauxite
n.

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

bauxite in Science

bauxite

[bôksīt′]

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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.