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troostite

 - 2 dictionary results

troost⋅ite

[troo-stahyt]
–noun
a microconstituent of hardened and tempered steel, consisting of a very fine aggregate of ferrite and cementite.

Origin:
1900–05; named after L. J. Troost (d. 1911), French chemist; see -ite 1


troost⋅it⋅ic [troo-stit-ik] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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troost·ite   (trōō'stīt')   
n.  A white or colored crystalline mineral, a variety of willemite, in which the zinc is partly replaced by manganese.

[After Gerard Troost (1776-1850), Dutch-born American geologist.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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