party appellant

from The Collaborative International Dictionary of English v.0.48

Appellant \Ap*pel"lant\, a. [L. appellans, p. pr. of appellare;
   cf. F. appelant. See {Appeal}.]
   Relating to an appeal; appellate. "An appellant
   jurisdiction." --Hallam.
   [1913 Webster]

   {Party appellant} (Law), the party who appeals; appellant; --
      opposed to {respondent}, or {appellee}. --Tomlins.
      [1913 Webster]