phentolamine

noun

phen·​tol·​amine fen-ˈtä-lə-ˌmēn How to pronounce phentolamine (audio)
-mən
: an alpha-adrenergic blocking agent C17H19N3O used especially in the diagnosis and treatment of hypertension due to pheochromocytoma

Word History

Etymology

phen- + toluidine + amine

First Known Use

1952, in the meaning defined above

Time Traveler
The first known use of phentolamine was in 1952

Dictionary Entries Near phentolamine

phentermine

phentolamine

phenyl

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Cite this Entry

“Phentolamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phentolamine. Accessed 25 Nov. 2024.

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Medical Definition

phentolamine

noun
phen·​tol·​amine fen-ˈtäl-ə-ˌmēn, -mən How to pronounce phentolamine (audio)
: an alpha-adrenergic blocking agent that is administered by injection in the form of its mesylate C17H19N3O·CH4O3S especially in the diagnosis and treatment of hypertension due to pheochromocytoma see regitine
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