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Brazilian sapphire

American  

noun

  1. a blue variety of tourmaline used as a gem: not a true sapphire.

Example Sentences

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The blue topaz, or Brazilian sapphire, is of recent introduction.

From The Mirror of Literature, Amusement, and Instruction Volume 20, No. 560, August 4, 1832 by Various

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.