Usul

Usul may refer to:

• Usul al-fiqh, the principles of Islamic jurisprudence
• Usul al-Din, the principles of Islamic religion
• Usul (music), a rhythmic pattern used in Ottoman classical music.

• Usul, the secret tribal name of Paul Atreides in Frank Herbert's Dune novels
• a species in Neopets

This disambiguation page lists articles associated with the title Usul.
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