The Collaborative International Dictionary of English v.0.48:

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.
   [1913 Webster]