Source : Webster's Revised Unabridged Dictionary (1913)

Redundant \Re*dun"dant\ (-dant), a. [L. redundans, -antis, p.
   pr. of redundare: cf. F. redondant. See {Redound}.]
   1. Exceeding what is natural or necessary; superabundant;
      exuberant; as, a redundant quantity of bile or food.

            Notwithstanding the redundant oil in fishes, they do
            not increase fat so much as flesh.    --Arbuthnot.

   2. Using more worrds or images than are necessary or useful;
      pleonastic.

            Where an suthor is redundant, mark those paragraphs
            to be retrenched.                     --I. Watts.

   Syn: Superfluous; superabundant; excessive; exuberant;
        overflowing; plentiful; copious.

Source : WordNet®

redundant
     adj 1: 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}, {spare}, {supererogatory},
             {superfluous}, {supernumerary}, {surplus}]
     2: use of more words than required to express an idea; "a wordy
        gossipy account of a simple incident"; "a redundant text
        crammed with amplifications of the obvious" [syn: {wordy}]
     3: repetition of same sense in different words; "`a true fact'
        and `a free gift' are pleonastic expressions"; "the phrase
        `a beginner who has just started' is tautological"; "at
        the risk of being redundant I return to my original
        proposition"- J.B.Conant [syn: {pleonastic}, {tautologic},
         {tautological}]