Pursuit

n.
  1. The act of following or going after; esp., a following with haste, either for sport or in hostility; chase; prosecution; as, the pursuit of game; the pursuit of an enemy.
  2. A following with a view to reach, accomplish, or obtain; endeavor to attain to or gain; as, the pursuit of knowledge; the pursuit of happiness or pleasure.
  3. Course of business or occupation; continued employment with a view to same end; as, mercantile pursuits; a literary pursuit.
  4. (Law) Prosecution.
    5. Curve of pursuit (Geom.),
    a curve described by a point which is at each instant moving towards a second point, which is itself moving according to some specified law.