decamethonium
deca·me·tho·ni·um
noun \ˌdek-ə-mə-ˈthō-nē-əm\Definition of DECAMETHONIUM
: a synthetic ion used especially in the form of its bromide C16H38Br2N2 or iodide C16H38I2N2 as a skeletal muscle relaxant
Learn More About
Seen & Heard 
What made you want to look up decamethonium? Please tell us where you read or heard it (including the quote, if possible).
