What is the meaning of the word "life"?

Definitions:

a characteristic state or mode of living noun
- social life
a living person noun
- My heroism saved a life.
a motive for living noun
- Pottery is my life.
a prison term lasting as long as the prisoner lives noun
- I got life for killing the guard.
animation and energy in action or expression noun
- it was a heavy play and the actors tried in vain to give life to it
living things collectively noun
- the oceans are teeming with life
the condition of living or the state of being alive noun
- while there's life there's hope
the organic phenomenon that distinguishes living organisms from nonliving ones noun
- there is no life on the moon
the period between birth and the present time noun
- I have known them all their life.
the period during which something is functional noun
- The battery had a short life, rendering it useless for long journeys.
the period from the present until death noun
- I appointed myself emperor for life.