ven·ti·la·tor | \ ˈven-tə-ˌlā-tər \

Definition of ventilator 

: one that ventilates: such as

a : a contrivance for introducing fresh air or expelling foul or stagnant air

b : respirator sense 2

Examples of ventilator in a Sentence

The patient was put on a ventilator.

Recent Examples on the Web

At another hospital, the generator providing electricity for his ventilator would shut off occasionally. Jeffery C. Mays,, "Protesters at UN demand audit of Puerto Rico death toll," 3 June 2018 At another hospital, the generator providing electricity for his ventilator would shut off occasionally. Jeffery C. Mays, New York Times, "Protesters Demand Audit of Hurricane Maria Death Toll in Puerto Rico," 2 June 2018 In 2008, he was operated on by Dr. Barth Green, who once performed a surgery on actor Christopher Reeve that allowed the famed actor to live without his ventilator. Peter Dawson, star-telegram, "Paralyzed fighting guerrillas in Venezuela, he graduated a star student-athlete at UTA | Fort Worth Star-Telegram," 17 May 2018 Within days, he was confined to hospital, breathing through a ventilator and nearly completely paralysed—able to communicate only by blinking. The Economist, "America’s booming blood-plasma industry," 10 May 2018 Their lengthy battle in the state's courts came to a sudden end when a judge ruled that the Children's Hospital of Los Angeles could remove the toddler from his breathing ventilator. Caroline Picard, Good Housekeeping, "A Family Is "Devastated" After Hospital Removes Their Son From Life Support Against Their Wishes," 29 Aug. 2016 The glass globes looked like fancy vases topped by a ventilator finial to keep oxygen feeding the flame inside. Jacques Kelly,, "Remembering Baltimore's magical glow from gaslights on a summer night," 14 July 2018 The last trial lasted a full two hours, but since McKenna experienced a seizure over the weekend, doctors are waiting to remove her ventilator tube until later this week, according to the Facebook group. Jason Duaine Hahn,, "Infant Hospitalized After Being Hit By Softball Is Now Moving Her Eyes, Legs: She 'Is a Fighter'," 22 May 2018 An 1891 house in Florida known as The Barnacle (pictured above) features a cupola, or small dome, on its roof, which functions as a ventilator. Maria Carter, Country Living, "4 Design Elements That Cooled Houses Before the Invention of Air Conditioning," 15 July 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ventilator.' 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 ventilator

1743, in the meaning defined above

History and Etymology for ventilator

ventilate + -or entry 1 (perhaps after Latin ventilātor "winnower")

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Statistics for ventilator

Last Updated

10 Sep 2018

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Time Traveler for ventilator

The first known use of ventilator was in 1743

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English Language Learners Definition of ventilator

: a device that lets fresh air enter and move through a room, building, etc.

medical : a device for helping a person to breathe


ven·ti·la·tor | \ ˈven-tə-ˌlā-tər \

Kids Definition of ventilator

: a device for letting in fresh air or driving out bad or stale air


ven·ti·la·tor | \ ˈvent-ᵊl-ˌāt-ər \

Medical Definition of ventilator 

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an open space surrounded by woods

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