orison

from WordNet (r) 3.0 (2006)

orison
    n 1: reverent petition to a deity [syn: {prayer}, {petition},
         {orison}]

from The Collaborative International Dictionary of English v.0.48

Orison \Or"i*son\, n. [OF. orison, oreson, oreison, F. oraison,
   fr. L. oratio speech, prayer. See {Oration}.]
   A prayer; a supplication. [Poetic] --Chaucer. Shak.
   [1913 Webster]

         Lowly they bowed, adoring, and began
         Their orisons, each morning duly paid.   --Milton.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

41 Moby Thesaurus words for "orison":
      Angelus, Ave, Ave Maria, Hail Mary, Kyrie Eleison, Paternoster,
      aid prayer, appeal, application, beadroll, beads, beseechment,
      bidding prayer, breviary, chaplet, collect, communion,
      contemplation, devotions, entreaty, grace, impetration,
      imploration, imprecation, intercession, invocation, litany,
      meditation, obsecration, obtestation, petition, plea, prayer,
      prayer wheel, rogation, rosary, silent prayer, suit, supplication,
      thanks, thanksgiving

[email protected]