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ottrelite

American  
[o-truh-lahyt] / ˈɒ trəˌlaɪt /

noun

Mineralogy.

  1. a brittle mica containing manganese and similar to margarite in physical and chemical properties.

Etymology

Origin of ottrelite

1835–45; < French ottrélite, named after Ottrez, Belgium, where it is found; -lite

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.