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See also: roc and Roc


Proper noun[edit]


  1. The Royal Observer Corps, a United Kingdom defence organisation (1925 to 1992).
  2. The Republic of China (all senses)
    • 1983 March 13, “ROC progress praised by McGovern”, in Free China Weekly[1], volume XXIV, number 10, Taipei, page 3:
      Former U.S. Senator George McGovern said that during his one-week visit to the ROC he met many friendly, optimistic and energetic people, and called the Republic of China an "energetic" country.
      He said he hopes his visit will help to promote understanding between the ROC and liberals in the United States.
  3. (Canada) The "Rest of Canada", i.e. Canada excluding the province of Quebec.
    • 2002, L. Yves Fortier, "A Mature Exercise of Sovereignty," Osgoode Hall Law Journal, vol. 40, no. 3-4, p. 426:
      [T]he old and tired purveyors of separatism in Québec continue to harp on what they contend Québec is not—essentially, “not the ROC”—in order to peddle their snake oil.
    • 2014 March 7, Jeffrey Simpson, "The rest of Canada will have choices to make," Globe and Mail (Canada) (retrieved 7 April 2014):
      If Quebeckers believe that voting PQ means putting a knife to Canada’s throat, they should think again. The ROC is fed up with these threats.
  4. The Republic of (the) Congo.


ROC (plural ROCs)

  1. (mathematics, of a series) Initialism of region of convergence.