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cardioversion

American  
[kahr-dee-oh-vur-zhuhn, -shuhn] / ˌkɑr di oʊˈvɜr ʒən, -ʃən /

noun

Medicine/Medical.
  1. restoring the rhythm of the heart to normal by applying direct-current electrical shock.


Etymology

Origin of cardioversion

First recorded in 1970–75; cardio- + (re)version

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.

All were scheduled to undergo electrical cardioversion, a procedure that uses a controlled electrical shock to restore normal heart rhythm.

From Science Daily • Nov. 10, 2025

The second time, in addition to an ablation, he underwent an electrical cardioversion, in which paddles that supply an electrical current are used to reset the heart’s rhythm back to a regular pattern.

From Los Angeles Times • Oct. 13, 2024

If A-fib is confirmed, your doctor may try to shock the heart back into a normal rhythm using a procedure called electrical cardioversion, in which an electrical current is applied to the chest using paddles.

From New York Times • Jul. 26, 2021

Are you OK with intubation, cardioversion, antibiotics, IV fluids, and CPR?

From Slate • Apr. 9, 2019

Treatment might involve medication, a pacemaker insertion, bed rest or a cardioversion, in which an electric jolt resets the heart’s rhythm.

From Washington Post • Jun. 2, 2017