IV

  1. Cardinal number.  A Roman numeral representing four (4).
  2. (abbreviation) .  Used to indicate an ordinal number; the fourth (common as a name suffix.).
  3. (initialism) .  (medicine) Intravenous.
  4. (initialism) .  (statistics) Instrumental variable.
  5. Noun.  (medicine) An intravenous injection.

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This entry was last updated on RefTopia from its source on 3/20/2012.