The Collaborative International Dictionary of English v.0.48:

Disclose \Dis*close"\, v. t. [imp. & p. p. Disclosed; p. pr. &
   vb. n. Disclosing.] [OE. desclosen, disclosen, fr. disclos,
   desclos, not shut in, open, OF. desclos, p. p. of desclore to
   open, F. d['e]clore; pref. des- (L. dis-) + clore to shut,
   fr. L. claudere to shut. See Close, and cf. Disclusion.]
   1. To unclose; to open; -- applied esp. to eggs in the sense
      of to hatch.
      [1913 Webster]

            The ostrich layeth her eggs under sand, where the
            heat of the discloseth them.          --Bacon.
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   2. To remove a cover or envelope from;; to set free from
      inclosure; to uncover.
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            The shells being broken, . . . the stone included in
            them is thereby disclosed and set at liberty.
                                                  --Woodward.
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   3. To lay open or expose to view; to cause to appear; to
      bring to light; to reveal.
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            How softly on the Spanish shore she plays,
            Disclosing rock, and slope, and forest brown!
                                                  --Byron.
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            Her lively looks a sprightly mind disclose. --Pope.
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   4. To make known, as that which has been kept secret or
      hidden; to reveal; to expose; as, events have disclosed
      his designs.
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            If I disclose my passion,
            Our friendship 's an end.             --Addison.

   Syn: To uncover; open; unveil; discover; reveal; divulge;
        tell; utter.
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The Collaborative International Dictionary of English v.0.48:

Disclose \Dis*close"\, n.
   Disclosure. [Obs.] --Shak. Young.
   [1913 Webster]

WordNet (r) 3.0 (2006):

disclose
    v 1: make known to the public information that was previously
         known only to a few people or that was meant to be kept a
         secret; "The auction house would not disclose the price at
         which the van Gogh had sold"; "The actress won't reveal how
         old she is"; "bring out the truth"; "he broke the news to
         her"; "unwrap the evidence in the murder case" [syn:
         unwrap, disclose, let on, bring out, reveal,
         discover, expose, divulge, break, give away, let
         out]
    2: disclose to view as by removing a cover; "The curtain rose to
       disclose a stunning set" [syn: disclose, expose]