ad·​i·​po·​ni·​trile | \ ¦a-də-(ˌ)pō-ˈnī-trəl, ˌtrēl, -ˌtrī(-ə)l \
plural -s

Definition of adiponitrile

: the high-boiling liquid dinitrile NC(CH2)4CN of adipic acid made from 1,4-dichlorobutane and sodium cyanide and used to make the nylon intermediate hexamethylenediamine and adipic acid

called also tetramethylene cyanide

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of adiponitrile

1902, in the meaning defined above

History and Etymology for adiponitrile

adip- + nitrile

Keep scrolling for more

Learn More about adiponitrile

Time Traveler for adiponitrile

Time Traveler

The first known use of adiponitrile was in 1902

See more words from the same year

Statistics for adiponitrile

Cite this Entry

“Adiponitrile.” The Dictionary, Merriam-Webster Inc., Accessed 18 January 2020.

Comments on adiponitrile

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


experienced by way of someone else

Get Word of the Day daily email!

Test Your Vocabulary

The Eponym Quiz

  • rubens painting
  • Which is the best synonym of bowdlerize?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

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

Love words? Need even more definitions?

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