Source : Webster's Revised Unabridged Dictionary (1913)

Localize \Lo"cal*ize\, v. t. [imp. & p. p. {Localized}; p. pr. &
   vb. n. {Localizing}.] [Cf. F. localiser. See {Local}.]
   To make local; to fix in, or assign to, a definite place.
   --H. Spencer. Wordsworth.

Source : WordNet®

localize
     v 1: identify the location or place of; "We localized the source
          of the infection" [syn: {place}, {localise}]
     2: concentrate on a particular place or spot; "The infection
        has localized in the left eye" [syn: {localise}, {focalize},
         {focalise}]
     3: restrict something to a particular area [syn: {localise}]
     4: locate; "The film is set in Africa" [syn: {set}, {localise},
         {place}]