Usul may refer to:
Ideas
*
Usul al-fiqh, a principle of Islamic jurisprudence
*
Usul al-Din, the Shi'a Roots of Religion
*
Usul (music)
{{refimprove, date=January 2011
In Ottoman classical music, ''usul'' is an underlying rhythmic cycle that complements the melodic rhythm and sometimes helps shape the overall structure of a composition. An usul can be as short as two beats or as ...
, a rhythmic pattern used in Ottoman classical music.
Characters
*Usul, the secret tribal name of
Paul Atreides
Paul Atreides (; later known as Paul Muad'Dib, and later still as The Preacher) is a fictional character in the ''Dune'' universe created by Frank Herbert. Paul is the primary protagonist in the first two novels in the series, ''Dune'' (1965) ...
in Frank Herbert's ''Dune'' novels
*a species in
Neopets
{{Disambiguation