: a cardiac depressant administered in the form of its phosphate C21H29N3O·H3PO4 in the treatment of life-threatening ventricular arrhythmias

Browse Nearby Words

Cite this Entry

“Disopyramide.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/disopyramide. Accessed 7 Jul. 2026.

Love words? Need even more definitions?

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