Source : Webster's Revised Unabridged Dictionary (1913)

Redact \Re*dact"\ (r?*d?kt"), v. t. [L. redactus, p. p. of
   redigere; pref. red-, re-, again, back + agere to put in
   motion, to drive.]
   To reduce to form, as literary matter; to digest and put in
   shape (matter for publication); to edit.

Source : WordNet®

redact
     n : someone who puts text into appropriate form for publication
         [syn: {redactor}, {reviser}, {rewriter}, {rewrite man}]

redact
     v 1: formulate in a particular style or language; "I wouldn't put
          it that way"; "She cast her request in very polite
          language" [syn: {frame}, {cast}, {put}, {couch}]
     2: prepare for publication or presentation by correcting,
        revising, or adapting; "Edit a a book on lexical
        semantics"; "she edited the letters of the politician so
        as to omit the most personal passages" [syn: {edit}]