addiction

One entry found for addiction.

Main Entry: ad·dic·tion
Pronunciation: -dik-shn
Function: noun
: compulsive physiological need for and use of a habit-forming substance (as heroin, nicotine, or alcohol) characterized by tolerance and by well-defined physiological symptoms upon withdrawal; broadly : persistent compulsive use of a substance known by the user to be physically, psychologically, or socially harmful -- compare HABITUATION