proustite
[ proo-stahyt ]
/ ˈpru staɪt /
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noun Mineralogy.
a mineral, silver arsenic sulfide, Ag3AsS3, occurring in scarlet crystals and masses: a minor ore of silver; ruby silver.
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Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?
First appeared around 1750, and is related to the French word “braguette” for the name of codpiece armor.
First appeared in 1610, based on the French word “baguette” for the long loaf of bread.
First appeared in 1555, and is related to the French word “raquette” for a netted bat.
TAKE THE QUIZ TO FIND OUT Words nearby proustite
Proudhon, proudly, prounion, Proust, Proustian, proustite, Proust, Marcel, Prout, Prov, provascular tissue, prove
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for proustite
I might possibly offer to change some of the locally interesting ones for a proustite, but I can't afford any more cash just now.
Chats in the Book-Room|Horace N. Pym
British Dictionary definitions for proustite
proustite
/ (ˈpruːstaɪt) /
noun
a red mineral consisting of silver arsenic sulphide in hexagonal crystalline form. Formula: Ag 3 AsS 3
Word Origin for proustite
C19: from French, named after Joseph Louis Proust (1754–1826), French chemist
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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