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

tautological \tau`tolog"ical\, a. cf. f. tautologique.
   involving tautology; having the same signification; as,
   tautological expression. -- tau`tolog"ically, adv.
   1913 webster

   tautological echo, an echo that repeats the same sound or
      syllable many times.
      1913 webster
see also:
tau`tolog"ically tautological echo 

[2] : WordNet (r) 2.0

tautological
     adj : 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,
            redundant, tautologic
see also:
pleonastic redundant tautologic 

Tautological >> T Words
Tautological, definition of term: Tautological
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