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gibbsite

American  
[gib-zahyt] / ˈgɪb zaɪt /

noun

  1. a mineral, hydrated aluminum oxide, Al 2 O 3 3H 2 O, occurring in whitish or grayish crystals and masses: an important constituent of bauxite ore.

gibbsite British  
/ ˈɡɪbzaɪt /

noun

  1. a mineral consisting of hydrated aluminium oxide: a constituent of bauxite and a source of alumina. Formula: Al(OH) 3

"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

Etymology

Origin of gibbsite

1815–25; named after George Gibbs (died 1833), American mineralogist; -ite 1

Example Sentences

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His father, Colonel George Gibbs, was an ardent mineralogist; the mineral gibbsite was named after him, and his collection was finally bought by Yale College.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.