Definition of maintain life
- They barely had enough food to maintain life.
: to keep in an existing state (as of repair, efficiency, or validity) : preserve from failure or decline
: to sustain against opposition or danger : uphold and defend
: to continue or persevere in : carry on, keep up
: the quality that distinguishes a vital and functional being from a dead body
: a principle or force that is considered to underlie the distinctive quality of animate beings
: an organismic state characterized by capacity for metabolism (see metabolism 1), growth, reaction to stimuli, and reproduction
: of or relating to animate being
: using a living model
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