The Collaborative International Dictionary of English v.0.48:

Dissolving \Dis*solv"ing\, a.
   Melting; breaking up; vanishing. -- Dis*solv"ing*ly, adv.
   [1913 Webster]

   Dissolving view, a picture which grows dim and is gradually
      replaced by another on the same field; -- an effect
      produced by magic lanterns.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Dissolve \Dis*solve"\, v. t. [imp. & p. p. Dissolved; p. pr. &
   vb. n. Dissolving.] [L. dissolvere, dissolutum; dis- +
   solvere to loose, free. See Solve, and cf. Dissolute.]
   1. To separate into competent parts; to disorganize; to break
      up; hence, to bring to an end by separating the parts,
      sundering a relation, etc.; to terminate; to destroy; to
      deprive of force; as, to dissolve a partnership; to
      dissolve Parliament.
      [1913 Webster]

            Lest his ungoverned rage dissolve the life. --Shak.
      [1913 Webster]

   2. To break the continuity of; to disconnect; to disunite; to
      sunder; to loosen; to undo; to separate.
      [1913 Webster]

            Nothing can dissolve us.              --Shak.
      [1913 Webster]

            Down fell the duke, his joints dissolved asunder.
                                                  --Fairfax.
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            For one people to dissolve the political bands which
            have connected them with another.     --The
                                                  Declaration of
                                                  Independence.
      [1913 Webster]

   3. To convert into a liquid by means of heat, moisture,
      etc.,; to melt; to liquefy; to soften.
      [1913 Webster]

            As if the world were all dissolved to tears. --Shak.
      [1913 Webster]

   4. To solve; to clear up; to resolve. "Dissolved the
      mystery." --Tennyson.
      [1913 Webster]

            Make interpretations and dissolve doubts. --Dan. v.
                                                  16.
      [1913 Webster]

   5. To relax by pleasure; to make powerless.
      [1913 Webster]

            Angels dissolved in hallelujahs lie.  --Dryden.
      [1913 Webster]

   6. (Law) To annul; to rescind; to discharge or release; as,
      to dissolve an injunction.

   Syn: See Adjourn.
        [1913 Webster]

WordNet (r) 3.0 (2006):

dissolving
    n 1: the process of going into solution; "the dissolving of salt
         in water" [syn: dissolving, dissolution]

Moby Thesaurus II by Grady Ward, 1.0:

18 Moby Thesaurus words for "dissolving":
   colliquative, disappearing, dissolutional, dissolutive, evanescent,
   evaporating, fading, fleeting, flying, fugitive, fusing,
   liquefactive, liquefying, melting, passing, thawing, transient,
   vanishing