life-support system


Definition of life-support system

: an artificial or natural system that provides all or some of the items (such as oxygen, food, water, control of temperature and pressure, disposition of carbon dioxide and body wastes) necessary for maintaining life or health

Examples of life-support system in a Sentence

Recent Examples on the Web

The men will need almost an hour to don the backpack life-support system, referred to as PLISS. James R. Berry, Popular Mechanics, "Man's First Day on the Moon," 19 July 2019 These storage systems for hydrogen and oxygen in the Apollo Service Module, which contained life-support systems and supplies for the lunar landing missions, generated power, and produced potable water for the astronauts. Jean Creighton, Quartz, "These innovations from the Moon landing changed life on Earth," 19 July 2019 Okhotnik was designed as a 20-ton combat aircraft—an impressive size considering the American F/A-18E/F Super Hornet weighs 16 tons empty and includes a cockpit and life-support systems for a pilot. Kyle Mizokami, Popular Mechanics, "This Is Russia’s First Autonomous Strike Drone," 25 Jan. 2019 The entire interior of the vehicle emulates the real spacecraft, complete with flight software and a life-support system. Eric Berger, Ars Technica, "SpaceX reveals the controls of its Dragon spacecraft for the first time," 14 Aug. 2018 Designing the life-support system was very important. The Kansas City Zoo, kansascity, "New Stingray Bay Touch Tank Exhibit Now Open at KC Zoo (Sponsored)," 27 June 2018 Doctors at the Liverpool hospital where Alfie is being treated switched off his life-support systems on Monday. Eli Meixler, Time, "The Parents of a Terminally Ill British Toddler Have Lost Their Appeal to Take Him to Rome for Treatment," 25 Apr. 2018 The utter lack of climate and lower gravity means the two worlds require vastly different life-support system designs. Neel V. Patel, Slate Magazine, "Trump Wants to Go to the Moon. Do Private Space Companies?," 14 Dec. 2017 But in this amusing, pointed romp, Grandad Claxon is little more than a tuft of hair in a high-tech wheelchair, a rolling life-support system that bleeps and hisses and leaks. Andrea Simakis,, "Eric Coble's world-premiere farce 'The Family Claxon' at Cleveland Public Theatre is a fun-house mirror for America (review)," 20 Oct. 2017

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

1959, in the meaning defined above

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The first known use of life-support system was in 1959

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life-support system


Medical Definition of life-support system

: a system that provides all or some of the items (as oxygen, food, water, and disposition of carbon dioxide and body wastes) necessary for maintaining life or health: as
a : one used to maintain the health of a person or animal in outer space, underwater, or in a mine
b : one used to maintain the life of an injured or ill person unable to maintain certain physiological processes without artificial support

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