heroin

noun
her·​o·​in | \ ˈher-ə-wən How to pronounce heroin (audio) , ˈhe-rə-\

Definition of heroin

: a strongly physiologically addictive narcotic C21H23NO5 that is made by acetylation of but is more potent than morphine and that is prohibited for medical use in the U.S. but is used illicitly for its euphoric effects

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Other Words from heroin

heroinism \ ˈher-​ə-​wə-​ˌni-​zəm How to pronounce heroinism (audio) , ˈhe-​rə-​ \ noun

Examples of heroin in a Sentence

Recent Examples on the Web

Fentanyl is a synthetic opioid that is about 50 times stronger than heroin. James Queally, Los Angeles Times, "LAPD officers hospitalized after exposure to fentanyl in North Hollywood," 6 Sep. 2019 Experts largely blame the increase in overdose deaths on fentanyl, a synthetic opioid magnitudes more potent than heroin. Phil Davis, baltimoresun.com, "Hogan administration awards nearly $10 million in grants to combat opioid crisis in Maryland," 30 Aug. 2019 The number of overdose deaths continues to increase in King County and across the state, largely driven by fentanyl, a powerful synthetic narcotic much more potent than heroin. Ryan Blethen, Anchorage Daily News, "Anyone in Washington state can now obtain naloxone, the opioid overdose medication," 29 Aug. 2019 Fentanyl is 50 to 70 times more powerful than heroin... Nick Givas, Fox News, "Pam Bondi: Fentanyl shipment from China, seized in Mexico, could have 'wiped out a small state'," 29 Aug. 2019 Fentanyl is considered many more times potent than heroin, which is one reason why it's tied to so many overdoses. Cory Stieg, refinery29.com, "The Truth About The Fentanyl Scene In Euphoria," 25 June 2019 Fentanyl is 50 times stronger than heroin, and proving increasingly popular with American drug users. Sanya Mansoor, Time, "'Search For & Refuse All Deliveries.' Amid Trade War, Trump Urges USPS Crackdown on Fentanyl Trafficking From China," 24 Aug. 2019 Some victims had collapsed in public bathrooms and parks after shooting up or snorting drugs containing fentanyl, which can be 50 times stronger than heroin. Annie Correal, New York Times, "‘She Was Like You and Me’: A Death and Life in the Bronx Opioid Crisis," 9 Aug. 2019 Fentanyl is about 50 to 100 times more potent than morphine and 30 to 50 times more potent than heroin. Ben Westcott, CNN, "Beijing says US legalization of marijuana is a 'threat to China'," 17 June 2019

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

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First Known Use of heroin

1898, in the meaning defined above

History and Etymology for heroin

from Heroin, a trademark

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Statistics for heroin

Last Updated

11 Sep 2019

Look-up Popularity

Time Traveler for heroin

The first known use of heroin was in 1898

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More Definitions for heroin

heroin

noun

English Language Learners Definition of heroin

: a powerful illegal drug that is made from morphine

heroin

noun
her·​o·​in | \ ˈher-ə-wən How to pronounce heroin (audio) \

Kids Definition of heroin

: a very harmful illegal drug that is highly addictive and is made from morphine

heroin

noun
her·​o·​in | \ ˈher-ə-wən How to pronounce heroin (audio) \

Medical Definition of heroin

: a strongly physiologically addictive narcotic C21H23NO5 that is made by acetylation of but is more potent than morphine and that is prohibited for medical use in the United States but is used illicitly for its euphoric effects

called also acetomorphine, diacetylmorphine, diamorphine

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More from Merriam-Webster on heroin

Spanish Central: Translation of heroin

Nglish: Translation of heroin for Spanish Speakers

Britannica English: Translation of heroin for Arabic Speakers

Britannica.com: Encyclopedia article about heroin

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