Source : Webster's Revised Unabridged Dictionary (1913)

Prospectus \Pro*spec"tus\, n. [L., a prospect, sight, view: cf.
   F. prospectus. See {Prospect}.]
   A summary, plan, or scheme of something proposed, affording a
   prospect of its nature; especially, an exposition of the
   scheme of an unpublished literary work.

Source : WordNet®

prospectus
     n 1: a formal written offer to sell securities (filed with the
          SEC) that sets forth a plan for a (proposed) business
          enterprise; "a prospectus should contain the facts that
          an investor needs to make an informed decision"
     2: a catalog listing the courses offered by a college or
        university [syn: {course catalog}, {course catalogue}]