WordReference Random House Unabridged Dictionary of American English © 2026
ve•ra•pam•il
(vēr′ə pam′əl, ver′-),USA pronunciation n. [Pharm.]
- Drugsa white crystalline powder, C27H38N2O4, used as a calcium blocker in the treatment of angina and certain arrhythmias.
- perh. by rearrangement of letters from valeronitrile and aminopropyl, two of its chemical components 1965–70