The Collaborative International Dictionary of English v.0.48:

Correspondent \Cor`re*spond"ent\, n.
   1. One with whom intercourse is carried on by letter.
      --Macaulay.
      [1913 Webster]

   2. One who communicates information, etc., by letter or
      telegram to a newspaper or periodical.
      [1913 Webster]

   3. (Com.) One who carries on commercial intercourse by letter
      or telegram with a person or firm at a distance.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Correspondent \Cor`re*spond"ent\ (-ent), a. [Cf. F.
   correspondant.]
   Suitable; adapted; fit; corresponding; congruous;
   conformable; in accord or agreement; obedient; willing.
   [1913 Webster]

         Action correspondent or repugnant unto the law.
                                                  --Hooker.
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         As fast the correspondent passions rise. --Thomson.
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         I will be correspondent to command.      --Shak.
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WordNet (r) 3.0 (2006):

correspondent
    adj 1: similar or equivalent in some respects though otherwise
           dissimilar; "brains and computers are often considered
           analogous"; "salmon roe is marketed as analogous to
           caviar" [syn: analogous, correspondent]
    n 1: someone who communicates by means of letters [syn:
         correspondent, letter writer]
    2: a journalist employed to provide news stories for newspapers
       or broadcast media [syn: correspondent, newspaperman,
       newspaperwoman, newswriter, pressman]