Search Result for "life-sustaining": 
Wordnet 3.0

ADJECTIVE (1)

1. performing an essential function in the living body;
- Example: "vital organs"
- Example: "blood and other vital fluids"
- Example: "the loss of vital heat in shock"
- Example: "a vital spot"
- Example: "life-giving love and praise"
[syn: vital, life-sustaining]


The Collaborative International Dictionary of English v.0.48:

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]
WordNet (r) 3.0 (2006):

life-sustaining adj 1: 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, life-sustaining]