[sahy-an-uh-mid, -mahyd, sahy-uh-nam-ahyd, -id]
noun Chemistry.
a white, crystalline, unstable, deliquescent solid, CH 2 N 2 , usually produced by the action of ammonia on cyanogen chloride or by the action of sulfuric acid on calcium cyanamide.
(not in technical use) calcium cyanamide.
Also, cyanamid [sahy-an-uh-mid, sahy-uh-nam-id] .

1830–40; cyan-2 + amide Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
cyanamide or cyanamid (saɪˈænəˌmaɪd, -mɪd, saɪˈænəmɪd)
1.  Also called: cyanogenamide a white or colourless crystalline soluble weak dibasic acid, which can be hydrolysed to urea. Formula: H2NCN
2.  a salt or ester of cyanamide
3.  short for calcium cyanamide
cyanamid or cyanamid (saɪˈænəˌmaɪd, -mɪd, saɪˈænəmɪd, ˌsaɪənəʊˈdʒɛnəˌmaɪd, -mɪd)

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Example sentences
If exposed to water or high temperatures, calcium cyanamide may generate toxic and flammable fumes.
Cyanamide has to be stabilized by pH-buffer against dimerization and decomposition.
Hydrogen cyanamide is a solid with considerable vapor pressure.
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