or di·sul·phide

[dahy-suhl-fahyd, -fid]
noun Chemistry.
  1. (in inorganic chemistry) a sulfide containing two atoms of sulfur, as carbon disulfide, CS2.
  2. (in organic chemistry) a sulfide containing the bivalent group −SS−, as diethyl disulfide, C4H10S2.

Origin of disulfide

First recorded in 1860–65; di-1 + sulfide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

disulfide in Medicine


  1. A chemical compound containing two sulfur atoms combined with other elements or radicals.bisulfide
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.