'aliveness' definitions:

Definition of 'aliveness'

From: WordNet
noun
The condition of living or the state of being alive; "while there's life there's hope"; "life depends on many chemical and physical processes" [syn: animation, life, living, aliveness]
noun
The property of being animated; having animal life as distinguished from plant life [syn: animateness, aliveness, liveness] [ant: inanimateness, lifelessness]