The Collaborative International Dictionary of English v.0.48:

Progress \Pro*gress"\ (?; formerly pronounced like Progress,
   n.), v. i. [imp. & p. p. Progressed; p. pr. & vb. n.
   Progressing.]
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   1. To make progress; to move forward in space; to continue
      onward in course; to proceed; to advance; to go on; as,
      railroads are progressing. "As his recovery progressed."
      --Thackeray.
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            Let me wipe off this honorable dew,
            That silverly doth progress on thy checks. --Shak.
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            They progress in that style in proportion as their
            pieces are treated with contempt.     --Washington.
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            The war had progressed for some time. --Marshall.
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   2. To make improvement; to advance. --Bayard.
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            If man progresses, art must progress too. --Caird.
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