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sulphide

British  
/ ˈsʌlfaɪd /

noun

  1. a compound of sulphur with a more electropositive element

  2. another name for thio-ether

"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

Example Sentences

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He adds that TD Cowen’s valuation is unchanged because it already excludes primary sulphide processing, which would come much later in the mine life.

From The Wall Street Journal Dec. 30, 2025

This suggested that microscopic plankton living on the surface of the seas produce sulfur in the form of a gas, dimethyl sulphide, that once in the atmosphere, oxidizes and forms small particles called aerosols.

From Science Daily Nov. 27, 2024

Wyloo elbowed out BHP to buy Canada's Noront Resources , which holds the high-grade nickel sulphide deposit Eagle's Nest, for C$617 million in late 2021.

From Reuters Jul. 5, 2023

There are three types of such mining: taking deposit-rich polymetallic nodules off the ocean floor, mining massive seafloor sulphide deposits and stripping cobalt crusts from rock.

From Seattle Times Jul. 2, 2023

Paynise, pā′nīz, v.t. to harden and preserve, as wood, by successive injections of solutions of calcium or barium sulphide followed by calcium sulphate.

From Chambers's Twentieth Century Dictionary (part 3 of 4: N-R) by Various

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