Definitions

1. noun

the state of being alive or having a sense of vitality and energy

“The aliveness of the music filled the entire room.”

2. noun

a quality that makes something seem alive or animated

“The aliveness of the painting was due to its vibrant colors.”

3. noun

the quality that distinguishes the living from the dead

“The aliveness of the cells in the sample was checked under a microscope.”

4. adjective

having or showing the quality of being alive

“The aliveness in his eyes was a sign of hope.”