pen·​ta·​me·​tho·​ni·​um ˌpent-ə-me-ˈthō-nē-əm How to pronounce pentamethonium (audio)
: an organic ion [C11H28N2]2+ used in the form of its salts (as the bromide and iodide) for its ganglionic blocking activity in the treatment of hypertension

Dictionary Entries Near pentamethonium

Cite this Entry

“Pentamethonium.” Medical Dictionary, Merriam-Webster, Accessed 15 Apr. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!