localisation
     n 1: (physiology) the principle that specific functions have
          relatively circumscribed locations in some particular
          part or organ of the body [syn: {localization of
          function}, {localisation of function}, {localization
          principle}, {localisation principle}, {localization}]
     2: a determination of the location of something; "he got a good
        fix on the target" [syn: {localization}, {location}, {locating},
         {fix}]
Source: WordNet® 2.0