disulphide

[dahy-suhl-fahyd, -fid]

di·sul·fide

[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.
Also, di·sul·phide.


Origin:
1860–65; di-1 + sulfide
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Disulphide is always a great word to know.
So is zedonk. Does it mean:
the offspring of a zebra and a donkey.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
Collins
World English Dictionary
disulphide (daɪˈsʌlfaɪd)
 
n
Also called (not in technical usage): bisulphide any chemical compound containing two sulphur atoms per molecule

Collins English Dictionary - Complete & Unabridged 10th Edition
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