The Collaborative International Dictionary of English v.0.48:
Bourgeoisie \Bour*geoi*sie"\, n. [F.] The French middle class, particularly such as are concerned in, or dependent on, trade. [1913 Webster]WordNet (r) 3.0 (2006):
bourgeoisie n 1: the social class between the lower and upper classes [syn: middle class, bourgeoisie]