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.]
   [1913 Webster]
   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.
      [1913 Webster]

            Let me wipe off this honorable dew,
            That silverly doth progress on thy checks. --Shak.
      [1913 Webster]

            They progress in that style in proportion as their
            pieces are treated with contempt.     --Washington.
      [1913 Webster]

            The war had progressed for some time. --Marshall.
      [1913 Webster]

   2. To make improvement; to advance. --Bayard.
      [1913 Webster]

            If man progresses, art must progress too. --Caird.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Progress \Prog"ress\ (?; 277), n. [L. progressus, from progredi,
   p. p. progressus, to go forth or forward; pro forward + gradi
   to step, go: cf. F. progr[`e]s. See Grade.]
   [1913 Webster]
   1. A moving or going forward; a proceeding onward; an
      advance; specifically:
      (a) In actual space, as the progress of a ship, carriage,
          etc.
      (b) In the growth of an animal or plant; increase.
      (c) In business of any kind; as, the progress of a
          negotiation; the progress of art.
      (d) In knowledge; in proficiency; as, the progress of a
          child at school.
      (e) Toward ideal completeness or perfection in respect of
          quality or condition; -- applied to individuals,
          communities, or the race; as, social, moral,
          religious, or political progress.
          [1913 Webster]

   2. A journey of state; a circuit; especially, one made by a
      sovereign through parts of his own dominions.
      [1913 Webster]

            The king being returned from his progresse.
                                                  --Evelyn.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Progress \Prog"ress\ (?; see Progress, v. i.), v. t.
   To make progress in; to pass through. [Obs.] --Milton.
   [1913 Webster]

WordNet (r) 3.0 (2006):

progress
    n 1: gradual improvement or growth or development; "advancement
         of knowledge"; "great progress in the arts" [syn:
         advancement, progress]
    2: the act of moving forward (as toward a goal) [syn:
       progress, progression, procession, advance,
       advancement, forward motion, onward motion] [ant:
       retreat]
    3: a movement forward; "he listened for the progress of the
       troops" [syn: progress, progression, advance]
    v 1: develop in a positive way; "He progressed well in school";
         "My plants are coming along"; "Plans are shaping up" [syn:
         progress, come on, come along, advance, get on,
         get along, shape up] [ant: regress, retrograde,
         retrogress]
    2: move forward, also in the metaphorical sense; "Time marches
       on" [syn: advance, progress, pass on, move on, march
       on, go on] [ant: draw back, move back, pull away,
       pull back, recede, retire, retreat, withdraw]
    3: form or accumulate steadily; "Resistance to the manager's
       plan built up quickly"; "Pressure is building up at the
       Indian-Pakistani border" [syn: build up, work up,
       build, progress]