Speculation

n.
  1. The act of speculating.
  2. A conclusion to which the mind comes by speculating; mere theory; view; notion; conjecture.
  3. Power of sight.
  4. A game at cards in which the players buy from one another trumps or whole hands, upon a chance of getting the highest trump dealt, which entitles the holder to the pool of stakes.
    1. Examination by the eye; view.
    2. Mental view of anything in its various aspects and relations; contemplation; intellectual examination.
    3. Any business venture in involving unusual risks, with a chance for large profits.