- 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.
Origin of life-support
First recorded in 1955–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for life-support
This may mean a peace process on life-support, but that's better than a peace process that's dead.Israel’s Election Could Be Bad News for Netanyahu
January 23, 2013
The list of sudden shocks that could put crippled economies on life-support is long.After Davos: Holding the Financial Beasts at Bay
January 30, 2012
- 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