Source : Webster's Revised Unabridged Dictionary (1913)

Unfold \Un*fold"\, v. i.
   To open; to expand; to become disclosed or developed.

         The wind blows cold While the morning doth unfold. --J.
                                                  Fletcher.

Unfold \Un*fold"\, v. t. [AS. unfealdan. See 1st {Un-}, and
   {Fold}, v. t.]
   1. To open the folds of; to expand; to spread out; as, to
      unfold a tablecloth.

            Unfold thy forehead gathered into frowns. --Herbert.

   2. To open, as anything covered or close; to lay open to view
      or contemplation; to bring out in all the details, or by
      successive development; to display; to disclose; to
      reveal; to elucidate; to explain; as, to unfold one's
      designs; to unfold the principles of a science.

            Unfold the passion of my love.        --Shak.

   3. To release from a fold or pen; as, to unfold sheep.

Source : WordNet®

unfold
     v 1: develop or come to a promising stage; "Youth blossomed into
          maturity" [syn: {blossom}, {blossom out}, {blossom forth}]
     2: open to the view; "A walk through town will unfold many
        interesting buildings"
     3: extend or stretch out to a greater or the full length;
        "Unfold the newspaper"; "stretch out that piece of cloth";
        "extend the TV antenna" [syn: {stretch}, {stretch out}, {extend}]
     4: spread out or open from a closed or folded state; "open the
        map"; "spread your arms" [syn: {spread}, {spread out}, {open}]
        [ant: {fold}]

Source : Free On-Line Dictionary of Computing

unfold
     
        {inline}