Definitions for "Yamas"
The first stage or limb of yoga as defined by Patanjali in his Yoga Sutras and is a collection of five abstinences or principles governing the way to relate to other people. The five yamas are nonviolence, nonlying, nonstealing, moderation in sensual activities, and nonpossessiveness.
the five moral codes of conduct as preliminaries in Yoga and Tantra
The first eight regulations observed from the beginning of the ashtanga-yoga system.
Keywords:  prescriptions