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professional service

/prəˈfɛʃənl ˈsɜːrvɪs/ · pro·fes·sion·al ser·vice
noun
  1. A service provided by a qualified professional, typically involving specialized knowledge or skills. The firm engaged a professional service to conduct the environmental impact assessment.
  2. The sector of the economy comprising firms that offer specialized expertise such as legal, accounting, or consulting work. Growth in the professional service industry has outpaced manufacturing in many developed countries.
Did you know? In the North American Industry Classification System (NAICS), "Professional, Scientific, and Technical Services" is a major category that accounts for over 10 % of U.S. GDP.
Written by Lexi Wordsworth, Dictionary Editor 3 lookups Added Jul 20, 2026