en·tre·pre·neur 
(ŏn′trə-prə-nûr, -nr)
(ŏn′trə-prə-nûr, -nr)n.
A person who organizes, operates, and assumes the risk for a business venture.
[French, from Old French, from entreprendre, to undertake; see ENTERPRISE.]
en′tre·pre·neuri·al adj.
en′tre·pre·neuri·al·ism, en′tre·pre·neurism n.
en′tre·pre·neurship′ n.