addiction [ah-dik´shun] 1. the state of being given up to some habit or compulsion. 2. strong physiological and psychological dependence on a drug or other agent; see alcoholism and drug dependence. drug addiction a state of heavy dependence on a drug; sometimes defined as physical dependence but usually also including emotional dependence, i.e …
https://medical-dictionary.thefreedictionary.com/drug+addiction

