pa·​pav·​er·​ine | \ pə-ˈpa-və-ˌrēn How to pronounce papaverine (audio) ; -ˈpav-rən, -ˈpa-və- \

Definition of papaverine

: a crystalline alkaloid C20H21NO4 found in opium or made synthetically that is used usually in the form of its hydrochloride chiefly as an antispasmodic for its ability to relax smooth muscle

Examples of papaverine in a Sentence

Recent Examples on the Web The wife had donated her organs, and papaverine had been used. Faye Flam,, "Like 'CSI' - only real," 6 Sep. 2017

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

First Known Use of papaverine

1848, in the meaning defined above

History and Etymology for papaverine

International Scientific Vocabulary, from Latin papaver poppy

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The first known use of papaverine was in 1848

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Cite this Entry

“Papaverine.” Dictionary, Merriam-Webster, Accessed 19 Sep. 2020.

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pa·​pav·​er·​ine | \ pə-ˈpav-ə-ˌrēn How to pronounce papaverine (audio) , -(ə-)rən How to pronounce papaverine (audio) \

Medical Definition of papaverine

: a crystalline alkaloid C20H21NO4 that constitutes about one percent of opium, that is made synthetically from vanillin, and that is used usually in the form of its hydrochloride C20H21NO4·HCl especially as a vasodilator because of its ability to relax smooth muscle

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