verb

• (usually transitive) To censor, to black out or remove parts of a document while leaving the remainder.
  "The military will redact the document before releasing it, blacking out sections that are classified."
• (law) To black out legally protected sections of text in a document provided to opposing counsel, typically as part of the discovery process.
• (rare) To draw up or frame a decree, statement, etc.
  "The Oath is redacted ; pronounced aloud by President Bailly, — and indeed in such a sonorous tone, that the cloud of witnesses, even outdoors, hear it, and bellow response to it."
• (obsolete) To bring together in one unit; to combine or bring together into one.
  "Octauianus Augustus, his successor and nevewe, redacte in to oon monarchy the realmes of alle the worlde."