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sulfide
noun
sul·fide
| \ ˈsəl-ˌfīd
\
\
Definition of sulfide
1
: any of various organic compounds characterized by a sulfur atom attached to two carbon atoms
2
: a binary compound (such as CuS) of sulfur usually with a more electropositive element or group : a salt of hydrogen sulfide
Examples of sulfide in a Sentence
Recent Examples on the Web
George Dotzler, whose Miami company, Construction Research Laboratory, tests products used in building facades, said problems due to nickel sulfide were more common in the 1960s. — Washington Post, "Why is shattered glass falling from Bethesda buildings?," 4 Sep. 2019 The kind of exploration proposed is called hard-rock mining, because the copper is encased in sulfide-bearing ore. — Alex Kotlowitz, The New Yorker, "Finding Stillness in Minnesota’s Boundary Waters in the Age of Trump," 17 July 2019 Such polymetallic sulfides as those found in the Mid-Atlantic Ridge are candidates for resource extraction. — Nathanial Gronewold, Scientific American, "Seabed-Mining Foes Press U.N. to Weigh Climate Impacts," 16 July 2019 The health department also issued an emergency order Monday requiring U.S. Steel to submit a plan within 24 hours to bring the plant into compliance with sulfur-dioxide and hydrogen-sulfide standards. — Kris Maher, WSJ, "U.S. Steel Suffers New Fire Knocking Out Pollution Controls in Plant Near Pittsburgh," 17 June 2019 Some scientists are less confident about using carbonyl sulfide as a method to measure photosynthesis. — Sarah Gibbens, National Geographic, "Plants help absorb our carbon, but for how much longer?," 16 May 2019 Applying voltage to the devices pushes positively charged silver ions out of the silver sulfide and toward the silver cathode layer, where they are reduced to metallic silver. — Quanta Magazine, "A Brain Built From Atomic Switches Can Learn," 20 Sep. 2017 Teflon-bearing lubes or moly-sulfide engine assembly lubes can reduce friction enough to require a 50 percent reduction in tightening torque. — Popular Mechanics Editors, Popular Mechanics, "How to Use a Torque Wrench to Keep Your Car from Flying Apart," 26 Feb. 2019 Wisconsin's mining moratorium required a company to show another sulfide mine in the United States or Canada operated for at least 10 years and then was closed for 10 years without pollution. — Lee Bergquist, Milwaukee Journal Sentinel, "New group that's challenging existing environmental groups on mining in Wisconsin has Republican ties," 2 Apr. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sulfide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for sulfide
sulfide
noun
English Language Learners Definition of sulfide
chemistry
: a compound that contains sulfur and one or more other chemical elements
See the full definition for sulfide in the English Language Learners Dictionary
sulfide
noun
sul·fide
variants:
or chiefly British sulphide \ ˈsəl-ˌfīd
\
\
Medical Definition of sulfide
1
: any of various organic compounds characterized by a sulfur atom attached to two carbon atoms
2
: a binary compound (as CuS) of sulfur usually with a more electropositive element or group : a salt of hydrogen sulfide