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life-support

[ lahyf-suh-pawrt, -pohrt ]
/ ˈlaɪf səˌpɔrt, -ˌpoʊrt /
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adjective
of or relating to equipment or measures that sustain or artificially substitute for essential body functions, as breathing or disposal of body wastes: Without life-support equipment, the patient might die.
of or relating to equipment or measures that provide, within a surrounding hostile environment, as outer space or ocean depths, a life-sustaining environment similar to that found on the earth's surface: the life-support system of a spacecraft or submarine.
of or relating to anything that fosters or sustains life, success, or continued existence, as of a person, thing, or nation: the life-support system of the economy.
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Origin of life-support

First recorded in 1955–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use life-support in a sentence

British Dictionary definitions for life-support

life-support

adjective
of or providing the equipment required to sustain human life in an unnatural environment, such as in space, or in severe illness or disability
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 life-support

life support

n.
A life-support system.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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