Plural form of cyanide; multiple compounds that contain the cyano group (a carbon atom triple-bonded to nitrogen).
From cyanide + -s (plural marker). Cyanides are a family of related chemical compounds that all share the CN group.
There are literally hundreds of different cyanides, from deadly potassium cyanide to the Prussian blue pigment that artists used for centuries—same chemical group, wildly different uses and dangers depending on what's attached to it.
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