life-sustaining \life-sustaining\ adj.
being the seat or source of life; performing a necessary
function in the living body; as, the need for life-sustaining
air and water.
Syn: vital.
[WordNet 1.5 +PJC]
The Collaborative International Dictionary of English v.0.48
life-sustaining
adj : performing an essential function in the living body; "vital
organs"; "blood and other vital fluids"; "the loss of
vital heat in shock"; "a vital spot"; "life-giving love
and praise" [syn: vital]
WordNet (r) 2.0
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