Dictionary

cyanide

noun cy·a·nide \ˈsī-ə-ˌnīd, -nəd\

: a very poisonous chemical

Full Definition of CYANIDE

1
:  a compound of cyanogen with a more electropositive element or group: as
a :  potassium cyanide
b :  sodium cyanide
2
:  cyanogen 1
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Origin of CYANIDE

International Scientific Vocabulary
First Known Use: 1826
CYANIDE Defined for Kids

cyanide

noun cy·a·nide \ˈsī-ə-ˌnīd\

Definition of CYANIDE for Kids

:  any of several compounds containing carbon and nitrogen and including two very poisonous substances
Medical Dictionary

cyanide

noun cy·a·nide \ˈsī-ə-ˌnīd, -nəd\

Medical Definition of CYANIDE

:  any of several compounds (as potassium cyanide) that contain the radical CN having a chemical valence of one, react with and inactivate respiratory enzymes, and are rapidly lethal producing drowsiness, tachycardia, coma, and finally death
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