Definition of 'addiction'

Noun

1. being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs)
      Synonyms: dependence dependance dependency habituation
2. an abnormally strong craving
3. (Roman law) a formal award by a magistrate of a thing or person to another person (as the award of a debtor to his creditor); a surrender to a master; "under Roman law addiction was the justification for slavery"

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