The Collaborative International Dictionary of English v.0.48:

Abbreviate \Ab*bre"vi*ate\ ([a^]b*br[=e]"v[i^]*[=a]t), v. t.
   [imp. & p. p. Abbreviated; p. pr. & vb. n. Abbreviating.]
   [L. abbreviatus, p. p. of abbreviare; ad + breviare to
   shorten, fr. brevis short. See Abridge.]
   1. To make briefer; to shorten; to abridge; to reduce by
      contraction or omission, especially of words written or
      spoken.
      [1913 Webster]

            It is one thing to abbreviate by contracting,
            another by cutting off.               --Bacon.
      [1913 Webster]

   2. (Math.) To reduce to lower terms, as a fraction.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Abbreviated \Ab*bre"vi*a`ted\ ([a^]b*br[=e]"v[i^]*[=a]`t[e^]d),
   a.
   Shortened; relatively short; abbreviate.
   [1913 Webster]

WordNet (r) 3.0 (2006):

abbreviated
    adj 1: (of clothing) very short; "an abbreviated swimsuit"; "a
           brief bikini" [syn: abbreviated, brief]
    2: cut short in duration; "the abbreviated speech"; "her
       shortened life was clearly the result of smoking"; "an
       unsatisfactory truncated conversation" [syn: abbreviated,
       shortened, truncated]