Superfluous

superfluous
    adj 1: serving no useful purpose; having no excuse for being;
           "otiose lines in a play"; "advice is wasted words"; "a
           pointless remark"; "a life essentially purposeless";
           "senseless violence" [syn: {otiose}, {pointless},
           {purposeless}, {senseless}, {superfluous}, {wasted}]
    2: more than is needed, desired, or required; "trying to lose
       excess weight"; "found some extra change lying on the
       dresser"; "yet another book on heraldry might be thought
       redundant"; "skills made redundant by technological advance";
       "sleeping in the spare room"; "supernumerary ornamentation";
       "it was supererogatory of her to gloat"; "delete superfluous
       (or unnecessary) words"; "extra ribs as well as other
       supernumerary internal parts"; "surplus cheese distributed to
       the needy" [syn: {excess}, {extra}, {redundant}, {spare},
       {supererogatory}, {superfluous}, {supernumerary}, {surplus}]
    

Superfluous \Su*per"flu*ous\, a. [L. superfluus overflowing;
   super over, above + fluere to flow. See {Super-}, and
   {Fluent}.]
   More than is wanted or is sufficient; rendered unnecessary by
   superabundance; unnecessary; useless; excessive; as, a
   superfluous price. --Shak.
   [1913 Webster]

         An authority which makes all further argument or
         illustration superfluous.                --E. Everett.
   [1913 Webster]

   {Superfluous interval} (Mus.), an interval that exceeds a
      major or perfect interval by a semitone.
      [1913 Webster]

   Syn: Unnecessary; useless; exuberant; excessive; redundant;
        needless.
        [1913 Webster] -- {Su*per"flu*ous*ly}, adv. --
        {Su*per"flu*ous*ness}, n.
        [1913 Webster]
    

73 Moby Thesaurus words for "superfluous":
      accessory, accidental, additional, adscititious, adventitious,
      aimless, appurtenant, ascititious, auxiliary, casual,
      circumstantial, collateral, contingent, de trop, dispensable,
      excess, excessive, expendable, expletive, extra, feckless,
      fortuitous, gratuitous, impotent, in excess, incidental,
      ineffective, ineffectual, inessential, left, leftover, meaningless,
      needless, net, no go, nonessential, odd, of no use, outstanding,
      over, pleonastic, pointless, prolix, purposeless, redundant,
      remaining, remanent, secondary, spare, subsidiary, superabundant,
      superadded, supererogatory, supernumerary, supervenient,
      supplemental, supplementary, surplus, surviving, tautologic,
      tautologous, to spare, unasked, unavailing, uncalled-for,
      unconsumed, unessential, unnecessary, unneeded, unused, unwanted,
      useless, verbose