Discussant

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  discussant \discussant\ n.
     a participant in a discussion, especially a member of a
     panel.
  
     Syn: panelist.
          [WordNet 1.5]



From WordNet (r) 2.0 [wn]:

  discussant
       n : a participant in a formal discussion