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Twelve Step

or 12-step

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adjective
  1. of or based on a program for recovery from addiction originating with Alcoholics Anonymous and providing 12 progressive levels toward attainment.
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Origin of Twelve Step

First recorded in 1985–90
Related forms12-stepper, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for twelve-step

twelve-step

adjective
  1. mainly US of or relating to a method of treatment for addiction which consists of twelve stages and stresses the need for patients to acknowledge their problem and to take personal responsibility for it
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012