Word Study
businessman
CIDE DICTIONARY
businessman, a.
a person employed in a business at a managerial level, especially an executive or proprietor.
"This term is seldom applied to technical specialists, unless they are part of upper management." [PJC]
OXFORD DICTIONARY
businessman, n. (pl. -men; fem. businesswoman, pl. -women) a man or woman engaged in trade or commerce, esp. at a senior level (see also business person).
For further exploring for "businessman" in Webster Dictionary Online