de·​fi·​bril·​la·​tor | \(ˌ)dē-ˈfi-brə-ˌlā-tər \

Definition of defibrillator 

: an electronic device that applies an electric shock to restore the rhythm of a fibrillating heart

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Other Words from defibrillator

defibrillate \ -​ˌlāt \ transitive verb
defibrillation \ -​ˌfi-​brə-​ˈlā-​shən \ noun

Examples of defibrillator in a Sentence

Recent Examples on the Web

During the flight, the crew responded to a medical emergency on board and used all available equipment, including an AED defibrillator, to help the passenger, according to Jonathan Guerin, a United Airlines spokesman. John Hilliard,, "Passenger dies on United flight headed to Boston," 27 June 2018 Theater is a maze of corridors and trolleys, covered in sterile blue sheets, containing internal defibrillator paddles and difficult airway kits. Longreads, "Somewhere Under My Left Ribs: A Nurse’s Story," 31 May 2018 The doctor and flight attendants administered CPR after using an onboard defibrillator, which the family alleges failed to work. Marwa Eltagouri, Washington Post, "She could still be alive if American Airlines had made an emergency landing, lawsuit claims," 27 Apr. 2018 Among other duties, EMTs are trained to perform such services as bandaging and splinting, CPR, use of the automated external defibrillator, administer some medications and assist patients with inhalers. Staff Report, Post-Tribune, "Community news," 15 May 2018 Repurposed in imaginative ways, many have reappeared on city streets and village greens housing tiny cafes, cellphone repair shops or even defibrillator machines. Palko Karasz, New York Times, "The Red Phone Box, a British Icon, Stages a Comeback," 22 May 2018 The officers used the defibrillator and CPR on the man, police said. Joshua Sharpe, ajc, "In an hour, two men have heart attacks at same MARTA station," 25 Apr. 2018 Finally, investigators believe Jim and Carla Russell stole $1,464 the Gonzales County EMS employees raised during a Haunted Hay Ride in October 2016 to buy new defibrillators for the Gonzales County Sheriff's Office. Caleb Downs, San Antonio Express-News, "Husband, wife accused of embezzling $150K in donations to Gonzales County EMS," 6 June 2018 Police noted that a swastika and two anti-gay slurs were painted on the outside of the building, and several fire extinguishers were damaged inside the facility, along with vending machines, display cases, and an emergency defibrillator. Travis Andersen,, "Arlington High students who sprayed hate speech on school building have pathway to avoiding charges," 21 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'defibrillator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of defibrillator

1952, in the meaning defined above

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Last Updated

22 Oct 2018

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Time Traveler for defibrillator

The first known use of defibrillator was in 1952

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English Language Learners Definition of defibrillator

medical : a device that gives an electric shock to a person's heart in order to make it beat normally again especially after a heart attack


de·​fi·​bril·​la·​tor | \(ˈ)dē-ˈfib-rə-ˌlāt-ər, -ˈfīb- \

Medical Definition of defibrillator 

: an electronic device used to defibrillate a heart by applying an electric shock to it

More from Merriam-Webster on defibrillator

Nglish: Translation of defibrillator for Spanish Speakers

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a private place of worship

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