mor·​phine | \ ˈmȯr-ˌfēn How to pronounce morphine (audio) \

Definition of morphine

: a bitter crystalline addictive narcotic base C17H19NO3 that is the principal alkaloid of opium and is used in the form of a soluble salt (such as a hydrochloride or a sulfate) as an analgesic and sedative

Examples of morphine in a Sentence

Recent Examples on the Web Timeline 1861-1865 - During the Civil War, medics use morphine as a battlefield anesthetic. Cnn Editorial Research, CNN, "Opioid Crisis Fast Facts," 14 Apr. 2021 In Germany, Pelton’s mother married a rich American expat, who didn’t fare much better, dying from a morphine overdose when Agnes was 9. Los Angeles Times, "Review: The glorious mysteries of Agnes Pelton’s desert paintings, on view in Palm Springs," 14 Apr. 2021 Eventually the family company’s research developed a highly profitable morphine pill called MS Contin that ushered the family into pain management — and great wealth., "Taking on the Sacklers in ‘Empire of Pain’," 8 Apr. 2021 Fentanyl is estimated to be up to 200 times more potent than morphine, and about 50 times stronger than heroin. Carol Robinson |, al, "3 women die of possible drug overdoses in 1 Jefferson County apartment complex in 8 hours," 6 Apr. 2021 His father also used very little morphine in his final days, which was a surprise to his hospice workers. Steve Smith,, "Nature’s Gifts CBD store celebrates one-year anniversary," 4 Dec. 2020 The captain told the investigator Woods’ vital signs were consistent with shock and that once in the ambulance he was given 4 milligrams of morphine and medication to ease nausea. Richard Winton, Los Angeles Times, "Empty, unlabeled pill bottle found in Tiger Woods’ backpack but was deemed irrelevant to crash," 8 Apr. 2021 To break down the lethal threat of this synthetic opioid, fentanyl is 100 times more potent than morphine and 50 times more potent than heroin, HFSC said. Alison Medley, Chron, "Deadly fentanyl found in XTC 'party pills' targeted at teens in Houston area," 2 Apr. 2021 Shortly after his back surgery in 2016, Ulrich called police to accuse medical aides, without evidence, of stealing hundreds of prescription pills and medications, including Percocet, Valium and morphine. Alex Chhith, Star Tribune, "Buffalo clinic shooting suspect enraged over opioids loss, search warrant says," 19 Feb. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'morphine.' 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 morphine

1817, in the meaning defined above

History and Etymology for morphine

French, from Morpheus

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Time Traveler for morphine

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The first known use of morphine was in 1817

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Statistics for morphine

Last Updated

30 Apr 2021

Cite this Entry

“Morphine.” Dictionary, Merriam-Webster, Accessed 10 May. 2021.

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More Definitions for morphine



English Language Learners Definition of morphine

: a powerful drug made from opium that is used to reduce pain


mor·​phine | \ ˈmȯr-ˌfēn How to pronounce morphine (audio) \

Kids Definition of morphine

: a habit-forming drug made from opium and used to relieve pain


mor·​phine | \ ˈmȯr-ˌfēn How to pronounce morphine (audio) \

Medical Definition of morphine

: a bitter crystalline addictive narcotic base C17H19NO3 that is the principal alkaloid of opium and is used in the form of its hydrated sulfate (C17H19NO3)2·H2SO4·5H2O or hydrated hydrochloride C17H19NO3·HCl·3H2O as an analgesic and sedative

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More from Merriam-Webster on morphine

Nglish: Translation of morphine for Spanish Speakers

Britannica English: Translation of morphine for Arabic Speakers Encyclopedia article about morphine

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