The Collaborative International Dictionary of English v.0.48:

Barrister \Bar"ris*ter\, n. [From Bar, n.]
   Counselor at law; a counsel admitted to plead at the bar, and
   undertake the public trial of causes, as distinguished from
   an attorney or solicitor. See Attorney. [Eng.]
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

25 Moby Thesaurus words for "barrister":
   advocate, agent, amicus curiae, attorney, attorney-at-law,
   barrister-at-law, counsel, counselor, counselor-at-law, deputy,
   friend at court, intercessor, lawyer, legal adviser,
   legal counselor, legal expert, legal practitioner, legalist,
   mouthpiece, pleader, proctor, procurator, sea lawyer,
   self-styled lawyer, solicitor