phentolamine

== English == === Etymology === From phen(ol) + tol(yl) + amine. === Pronunciation === (Received Pronunciation) IPA(key): /fɛnˈtɒl.əm.iːn/ (General American) IPA(key): /fɛnˈtɑl.əˌmiːn/ === Noun === phentolamine (usually uncountable, plural phentolamines) (pharmacology) A synthetic compound used as a vasodilator, especially in certain cases of hypertension. === References === “phentolamine”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022. “phentolamine”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.