Addict به انگلیسی
From Longman Dictionary
ad‧dict /ˈædɪkt/ ●●○ noun
someone who is unable to stop taking drugs
کسی که قادر به ترک مواد مخدر نیست
someone who is very interested in something and spends a lot of time doing it
کسی که علاقه زیادی به کاری دارد و زمان زیادی را صرف انجام آن می کند
Example
And strict application of the law would deny an addict the possibility of rehabilitation
Here they began a small home for alcoholics and drug addicts
It had kept all but the most enthusiastic golf addicts indoors
a television addict
The prison reform group says one problem is a lack of treatment for drug addicts in jail