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heroin definition

hero·in (her′ō in)

noun

a white, crystalline powder, an acetyl derivative of morphine, CHNO(CHO): it is a very powerful, habit-forming narcotic whose manufacture and import are prohibited in the U.S.

Etymology: Ger, orig., trademark: coined (1898) by H. Dreser, Ger chemist < Gr hērōs, hero + Ger -in, -ine: ? because of euphoric effect

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Alternate definitions:

medical heroin definition - medical

heroin Usage Examples

Converse of object

  • inject: People are going out with their dogs, injecting heroin, children are going there to play.

Preposition: with

  • intent: Appearing before Luton Crown Court on Friday, he admitted two charges of possessing heroin with intent to supply.

Adjective modifier

  • injectable: The group does not expand on the effectiveness of injectable heroin ( diamorphine ), which will be covered by the NTA forthcoming guidance.

Modifies a noun

  • addict: Most heroin addicts don't usually want to stop being addicts.

Noun used with modifier

  • smuggling: Autobiography Sandra Gregory was caught smuggling heroin through Bangkok airport in 1993.
heroin usage examples (more)

The word usage examples above have been gathered from various sources to reflect current and historical usage. They do not represent the opinions of YourDictionary.com.

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MLA Style

"heroin." Webster's New World College Dictionary. 2009

  • Your Dictionary. 5 July 2009
  • <www.yourdictionary.com/heroin>

APA Style

heroin. (2009). In Webster's New World College Dictionary

  • Retrieved July 5th, 2009, from www.yourdictionary.com/heroin

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