See Also: pinnigrada(medicine)

phentolamine (iou) and pinnigrada (medicine)


phentolamine (iou)



phentolamine noun. M20.
[from PHEN- + TOL(YL + AMINE.]
Pharmacology. A tricyclic compound, C17H19N3O, which is used as a vasodilator, esp. in certain cases of hypertension.

pinnigrada (medicine)


pinnigrada
<zoology> Same as Pinnipedia.

Origin: NL, fr. Pinna a feather + gradi to walk, move.

Source: Websters Dictionary