[1] : The Collaborative International Dictionary of English v.0.48

holding company \holding company\ n. finance
   a company that controls other independently incorporated
   companies by ownership of most or all of their stock, but
   does not directly control the daily operations of those
   companies.
   pjc

[2] : WordNet (r) 2.0

holding company
     n : a company with controlling shares in other companies

[3] : Moby Thesaurus II by Grady Ward, 1.0

43 moby thesaurus words for "holding company":
   aktiengesellschaft, aktiebolag, body corporate, business,
   business establishment, cartel, chamber of commerce,
   closed-end investment company, combine, commercial enterprise,
   compagnie, company, concern, conglomerate,
   conglomerate corporation, consolidating company, consortium,
   copartnership, corporate body, corporation,
   diversified corporation, enterprise, firm, growth fund, house,
   industry, investment company, investment trust,
   joint-stock association, joint-stock company, load fund,
   mutual fund, no-load fund, operating company, partnership,
   plunderbund, pool, public utility, stock company, syndicate,
   trade association, trust, utility

Holding Company >> H Words
Holding Company, definition of term: Holding Company
holding+company_pag1.html

Holding >> H Words
Holding, definition of term: Holding
holding_pag1.html

Company >> C Words
Company, definition of term: Company
company_pag1.html

Trust Company >> T Words
Trust Company, definition of term: Trust Company
trust+company_pag1.html

Limited Company >> L Words
Limited Company, definition of term: Limited Company
limited+company_pag1.html

Stock Company >> S Words
Stock Company, definition of term: Stock Company
stock+company_pag1.html