cyanide

play
noun cy·a·nide \ˈsī-ə-ˌnīd, -nəd\

Definition of cyanide

  1. 1 :  a compound of cyanogen with a more electropositive element or group: such asa :  potassium cyanideb :  sodium cyanide

  2. 2 :  cyanogen 1

Recent Examples of cyanide from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cyanide'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of cyanide

International Scientific Vocabulary


CYANIDE Defined for English Language Learners

cyanide

play
noun

Definition of cyanide for English Language Learners

  • : a very poisonous chemical


CYANIDE Defined for Kids

cyanide

play
noun cy·a·nide \ˈsī-ə-ˌnīd\

Definition of cyanide for Students

  1. :  any of several compounds containing carbon and nitrogen and including two very poisonous substances


Medical Dictionary

cyanide

play
noun cy·a·nide \ˈsī-ə-ˌnīd, -nəd\

Medical Definition of cyanide

  1. :  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



Seen and Heard

What made you want to look up cyanide? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

a severe test

Get Word of the Day daily email!

Test Your Vocabulary

The Emoji Quiz

  • emoji-the-quiz
  • What phase of the moon is this: 🌖 ?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!