cyanamide

[sahy-an-uh-mid, -mahyd, sahy-uh-nam-ahyd, -id]

cy·an·a·mide

[sahy-an-uh-mid, -mahyd, sahy-uh-nam-ahyd, -id]
noun Chemistry.
1.
a white, crystalline, unstable, deliquescent solid, CH2N2, usually produced by the action of ammonia on cyanogen chloride or by the action of sulfuric acid on calcium cyanamide.
2.
(not in technical use) calcium cyanamide.
Also, cy·an·a·mid [sahy-an-uh-mid, sahy-uh-nam-id] .


Origin:
1830–40; cyan-2 + amide
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Cyanamide is always a great word to know.
So is heterogeneous. Does it mean:
a mixture composed of different substances or the same substance in different phases, such as solid ice and liquid water
pertaining to, containing, or resembling ethyl ether
Collins
World English Dictionary
cyanamide or cyanamid (saɪˈænəˌmaɪd, -mɪd, saɪˈænəmɪd)
 
n
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)
 
n

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