suc·​ci·​nyl·​cho·​line | \ ˌsək-sə-nᵊl-ˈkō-ˌlēn How to pronounce succinylcholine (audio) , -ˌnil- \

Definition of succinylcholine

: a basic compound that is used intravenously chiefly in the form of a hydrated chloride C14H30Cl2N2O4·2H2O as a muscle relaxant in surgery

Examples of succinylcholine in a Sentence

Recent Examples on the Web In the syringe was an overdose of succinylcholine, a muscle relaxer. Elizabeth Zavala,, 9 Sep. 2019 Chelsea's body is exhumed; tests show presence of a muscle relaxant, succinylcholine. San Antonio Express-News, 18 Apr. 2018 McClellan-Wiese would learn later that the nurse had injected her daughter with a drug called succinylcholine, which causes muscle relaxation and short term paralysis. Ralph Ellis, Randi Kaye And Dakin Andone, CNN, 26 May 2017 A PETA investigation into the unlawful use of a paralytic drug at two roadside zoos revealed that animals were administered the drug, succinylcholine, without pain meds. Image Courtesy Usda, National Geographic, 1 May 2017

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

1950, in the meaning defined above

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The first known use of succinylcholine was in 1950

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Cite this Entry

“Succinylcholine.” Dictionary, Merriam-Webster, Accessed 6 Dec. 2021.

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More Definitions for succinylcholine


suc·​ci·​nyl·​cho·​line | \ ˌsək-sən-ᵊl-ˈkō-ˌlēn, -sə-ˌnil- How to pronounce succinylcholine (audio) \

Medical Definition of succinylcholine

: a basic compound that acts similarly to curare and is used intravenously chiefly in the form of its chloride salt C14H30Cl2N2O4 as a short-acting relaxant of skeletal muscle in surgery

called also suxamethonium

— see anectine

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