Definition of tachycardia
: relatively rapid heart action whether physiological (as after exercise) or pathological — compare bradycardia
From the M-W Editors
Origin and Etymology of tachycardia
New Latin
First Known Use: 1889
Medical Dictionary
tachycardia
play
noun
tachy·car·dia
\ˌtak-i-ˈkärd-ē-ə\
Medical 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
Learn More about tachycardia
-
Britannica.com: Encyclopedia article about tachycardia
Seen and Heard
What made you want to look up tachycardia? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!