tachycardia
tachy·car·dia
noun \ˌtak-i-ˈkärd-ē-ə\Definition of TACHYCARDIA
: relatively rapid heart action whether physiological (as after exercise) or pathological—see junctional tachycardia, paroxysmal tachycardia, sinus tachycardia, ventricular tachycardia; compare bradycardia








