Definition of tubocurarine
: a toxic alkaloid obtained chiefly from the bark and stems of a South American vine (Chondrodendron tomentosum of the family Menispermaceae) that in its dextrorotatory form constitutes the chief active constituent of curare and has been used in the form of its hydrated hydrochloride C37H41ClN2O6·HCl·5H20 as a relaxant of skeletal muscle especially as an adjunct to anesthesia in surgery
From the M-W Editors
Origin and Etymology of tubocurarine
International Scientific Vocabulary tubo- (from Latin tubus tube) + curare + -ine; from its being shipped in sections of hollow bamboo
First Known Use: 1898
Medical Dictionary
tubocurarine
playMedical Definition of tubocurarine
: a toxic alkaloid that is obtained chiefly from the bark and stems of a South American vine (Chondrodendron tomentosum of the family Menispermaceae), that in its dextrorotatory form constitutes the chief active constituent of curare, and that is used in the form of its hydrated hydrochloride C37H41ClN2O6·HCl·5H2O especially as a skeletal muscle relaxant
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