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tachycardia

American  
[tak-i-kahr-dee-uh] / ˌtæk ɪˈkɑr di ə /

noun

Medicine/Medical.
  1. excessively rapid heartbeat.


tachycardia British  
/ ˌtækɪˈkɑːdɪˌæk, ˌtækɪˈkɑːdɪə /

noun

  1. pathol abnormally rapid beating of the heart, esp over 100 beats per minute Compare bradycardia

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • tachycardiac adjective

Etymology

Origin of tachycardia

First recorded in 1885–90; tachy- + -cardia

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Ayala was also hypertensive and displayed abnormal tachycardia,” immigration officials wrote in the statement.

From Los Angeles Times

“My high blood pressure got too high. I started having tachycardia,” she said.

From Los Angeles Times

Others can develop something called POTS, which stands for postural orthostatic tachycardia syndrome, and can cause sharp spikes in the heart rate and dizziness.

From Los Angeles Times

In many cases of supraventricular tachycardia, the abnormal heart rhythm is caused by a small short-circuit in the heart's electrical circuitry.

From Science Daily

A complex condition, heart failure can have diverse triggers, including a past heart attack, viral infection or chronic arrhythmias such as ventricular tachycardia.

From Science Daily