Definitions
1.nounA state that is characterized by compulsive drug use or compulsive engagement in rewarding behavior, despite negative consequences.
2.nounThe state of being addicted; devotion; inclination.
3.nounA habit or practice that damages, jeopardizes or shortens one's life but when ceased causes trauma.
4.nounA pathological relationship to mood altering experience that has life damaging consequences.