intercessor

from WordNet (r) 3.0 (2006)
intercessor
    n 1: a negotiator who acts as a link between parties [syn:
         {mediator}, {go-between}, {intermediator}, {intermediary},
         {intercessor}]
    
from The Collaborative International Dictionary of English v.0.48
Intercessor \In`ter*ces"sor\, n. [L., a surety: cf. F.
   intercesseur.]
   [1913 Webster]
   1. One who goes between, or intercedes; a mediator.
      (a) One who interposes between parties at variance, with a
          view to reconcile them.
      (b) One who pleads in behalf of another. --Milton.
          [1913 Webster]

   2. (Eccl.) A bishop, who, during a vacancy of the see,
      administers the bishopric till a successor is installed.
      [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
51 Moby Thesaurus words for "intercessor":
      advocate, agent, amicus curiae, attorney, attorney-at-law,
      barrister, barrister-at-law, connection, counsel, counselor,
      counselor-at-law, deputy, entrepreneur, friend at court, front,
      front man, go-between, interagent, interceder, intermediary,
      intermediate, intermediate agent, intermediator, intermedium,
      internuncio, intervener, interventionist, interventor, lawyer,
      legal adviser, legal counselor, legal expert, legal practitioner,
      legalist, mediator, medium, middleman, mouthpiece, negotiant,
      negotiator, negotiatress, negotiatrix, ombudsman, pleader, proctor,
      procurator, sea lawyer, self-styled lawyer, solicitor, spokesman,
      spokeswoman

    

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