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.
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."
Let me wipe off this honorable dew,
That silverly doth progress on thy checks. --Shak.
They progress in that style in proportion as their
pieces are treated with contempt. --Washington.
The war had progressed for some time. --Marshall.
2. To make improvement; to advance. --Bayard.
If man progresses, art must progress too. --Caird.