1. a vascular tumor of the adrenal gland; hypersecretion of epinephrine results in intermittent or sustained hypertension; [syn: pheochromocytoma, phaeochromocytoma]
WordNet (r) 3.0 (2006):
pheochromocytoma
n 1: a vascular tumor of the adrenal gland; hypersecretion of
epinephrine results in intermittent or sustained
hypertension [syn: pheochromocytoma, phaeochromocytoma]