tachycardia noun.
[takɪ'kɑ:dɪǝ] L19.[from TACHY- + Greek kardia heart.]Chiefly
Medicine. Abnormal rapidity of heart action.
■ tachy'cardiac noun & adjective (a) noun a person subject to or affected with tachycardia;
(b) adjective of or pertaining to tachycardia:
L19. [TahlilGaran] English Dictionary ▲