decamethonium

noun

deca·​me·​tho·​ni·​um ˌde-kə-mə-ˈthō-nē-əm How to pronounce decamethonium (audio)
: a synthetic ion used in the form of either its bromide or iodide salts (C16H38Br2N2 or C16H38I2N2) as a skeletal muscle relaxant
also : either of these salts

Word History

Etymology

deca- + methylene + -onium

First Known Use

circa 1949, in the meaning defined above

Time Traveler
The first known use of decamethonium was circa 1949

Dictionary Entries Near decamethonium

Cite this Entry

“Decamethonium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decamethonium. Accessed 18 May. 2024.

Medical Definition

decamethonium

noun
deca·​me·​tho·​ni·​um ˌdek-ə-mə-ˈthō-nē-əm How to pronounce decamethonium (audio)
: a synthetic ion used especially in the form of its bromide C16H38Br2N2 or iodide C16H38I2N2 as a skeletal muscle relaxant
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