triumphant

from WordNet (r) 3.0 (2006)
triumphant
    adj 1: joyful and proud especially because of triumph or
           success; "rejoicing crowds filled the streets on VJ Day";
           "a triumphal success"; "a triumphant shout" [syn:
           {exultant}, {exulting}, {jubilant}, {prideful},
           {rejoicing}, {triumphal}, {triumphant}]
    2: experiencing triumph [syn: {triumphant}, {victorious}]
    
from The Collaborative International Dictionary of English v.0.48
Triumphant \Tri*um"phant\, a. [L. triumphans, p. pr. of
   triumphare: cf. F. triomphant. See {Triumph}, v. i.]
   [1913 Webster]
   1. Rejoicing for victory; triumphing; exultant.
      [1913 Webster]

            Successful beyond hope to lead ye forth
            Triumphant out of this infernal pit.  --Milton.
      [1913 Webster]

   2. Celebrating victory; expressive of joy for success; as, a
      triumphant song or ode.
      [1913 Webster]

   3. Graced with conquest; victorious.
      [1913 Webster]

            Athena, war's triumphant maid.        --Pope.
      [1913 Webster]

            So shall it be in the church triumphant. --Perkins.
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   4. Of or pertaining to triumph; triumphal. [Obs.]
      [1913 Webster]

            Captives bound to a triumphant car.   --Shak.
      [1913 Webster]

   {Church triumphant}, the church in heaven, enjoying a state
      of triumph, her warfare with evil being over; --
      distinguished from {church militant}. See under
      {Militant}.
      [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
37 Moby Thesaurus words for "triumphant":
      ascendant, assured of success, cock-a-hoop, coming, conquering,
      crowing, crowned with success, defeating, dominant, elate, elated,
      exultant, exulting, flushed, flushed with success, fortunate,
      gloating, in ascendancy, in high feather, in the ascendant,
      jubilant, made, on the up-and-up, on top, out in front, overcoming,
      prevailing, prosperous, rejoicing, succeeding, successful,
      surefire, triumphal, undefeated, vanquishing, victorious,
      winning

    

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