Twelve Step

or 12-step

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

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