When something is alive, it is still functioning and alive. People often use the word to describe things or beings that are still functioning and alive after they would usually expect them to die.
The plant is alive because the flowers are still blooming.
The animal is alive because it's moving and breathing.
noun
the condition of living or the state of being alive
Synonyms:
noun
the property of being animated; having animal life as distinguished from plant life
Synonyms:
1
He is the oldest of the animals and is alive in the last scene of the novel.
2
The reports were imprecise and the animals were then still alive.
3
The spirit of the team was alive.
4
They caught the crustacean alive.
5
But the river is alive under the ice.
6
GUIL is well alive to the oddity of it.
7
The female protagonist of the series is alive.
8
The last driver alive is the winner.
9
The people were alive in the desert.
10
The shrimp consumes starfish alive.