entrepreneurial

from WordNet (r) 3.0 (2006)

entrepreneurial
    adj 1: of or relating to an entrepreneur; "entrepreneurial
           risks"
    2: willing to take risks in order to make a profit

from The Collaborative International Dictionary of English v.0.48

entrepreneurial \entrepreneurial\ adj.
   1. of or pertaining to an entrepreneur or entrepreneurship;
      as, entrepreneurial risks.
      [WordNet 1.5]

   2. willing to undertake a project requiring initiative and
      involving risk, for one's own purposes; -- of people.
      [PJC]