D defs.my
Entry 1 sense Webster, 1913

Columbia

/kəl-ŭm'-bē-ə/ · Co·lum·bi·a · IPA /kəˈlʌm.bi.ə/
01 n. America; the United States; -- a poetical appellation given in honor of Columbus, the discoverer.
  1. 1.
    America; the United States; -- a poetical appellation given in honor of Columbus, the discoverer.