addiction

noun

1. 1

   A state that is characterized by compulsive drug use or compulsive engagement in rewarding behavior, despite negative consequences.

2. 2

   The state of being addicted; devotion; inclination.

3. 3

   A habit or practice that damages, jeopardizes or shortens one's life but when ceased causes trauma.

4. 4

   A pathological relationship to mood altering experience that has life damaging consequences.