Definition of tachycardia
: relatively rapid heart action whether physiological (as after exercise) or pathological — compare bradycardia
Recent Examples of tachycardia from the Web
Solution: John had a heart rhythm called ventricular tachycardia, sometimes caused by heart disease.
An abnormal result could indicate a congenital heart defect, coronary artery disease, hypertension and electrical problems such as atrial fibrillation and tachycardias.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tachycardia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of tachycardia
First Known Use: 1889See Words from the same year
Learn More about tachycardia
Britannica.com: Encyclopedia article about tachycardia
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