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[suhl-fahyd, -fid] /ˈsʌl faɪd, -fɪd/
noun, Chemistry
a compound of sulfur with a more electropositive element or, less often, a group.
Origin of sulfide
1830-40; sulf(ur) + -ide
Related forms
subsulfide, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for sulfide
  • Garlic is rich in allyl methyl sulfide, which can be exuded through pores the following day.
  • Electrons get trapped in the cadmium-sulfide core while positively charged holes move to the zinc-selenide shell.
  • These secrete hydrogen sulfide, a gas which is poisonous to animal life.
  • The bacteria break down hydrogen sulfide in the vents, in the process releasing body-building energy for their hosts.
  • It induces production of hydrogen sulfide in the bloodstream, giving the illusion that the host is dead.
  • Sulfur is the main ingredient in hydrogen sulfide, for one.
  • We nabbed the top of the chimney and came back up with a chunk of sulfide in a box, she says.
  • Their chemical reactions involved hydrogen, hydrogen sulfide or iron rather than water, so they did not produce oxygen gas.
  • By mixing toilet cleaner with pesticide, anyone can make a cloud of deadly hydrogen sulfide gas.
  • All the crabs were found waving their arms near cold seeps, where methane and hydrogen sulfide escapes from the ocean floor.
sulfide in Medicine

sulfide sul·fide (sŭl'fīd')
A compound of bivalent sulfur with an electropositive element or group, especially a binary compound of sulfur with a metal.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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sulfide in Science
A chemical compound of sulfur and another element or radical, such as hydrogen sulfide.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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