Sun·na also Sun·nah (snə)
1. The way of life prescribed as normative in Islam, based on the teachings and practices of Muhammad and on exegesis of the Koran. Also called hadith.
2. Muhammad's way of life viewed as a model for Muslims.
[Arabic sunna, customary practice, tradition, from sanna, to sharpen, shape, enact; see šnn in the Appendix of Semitic roots.]
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