Dictionary.com

defibrillator

[ dee-fahy-bruh-ley-ter, -fib-ruh- ]
/ diˈfaɪ brəˌleɪ tər, -ˈfɪb rə- /
Save This Word!

noun Medicine/Medical.
an agent or device for arresting fibrillation of the atrial or ventricular muscles of the heart.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of defibrillator

First recorded in 1955–60; de- + fibrill(ation) + -ator
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use defibrillator in a sentence

British Dictionary definitions for defibrillator

defibrillator
/ (dɪˈfaɪbrɪˌleɪtə, -ˈfɪb-) /

noun
med an apparatus for stopping fibrillation of the heart by application of an electric current to the chest wall or directly to the heart
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

Medical definitions for defibrillator

defibrillator
[ dē-fĭbrə-lā′tər, -fībrə- ]

n.
An electrical device used to counteract fibrillation of the heart muscle and restore normal heartbeat by applying a brief electric shock.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK