The Collaborative International Dictionary of English v.0.48:

Aggrandize \Ag"gran*dize\, v. t. [imp. & p. p. Aggrandized; p.
   pr. & vb. n. Aggrandizing.] [F. agrandir; [`a] (L. ad) +
   grandir to increase, L. grandire, fr. grandis great. See
   Grand, and cf. Finish.]
   1. To make great; to enlarge; to increase; as, to aggrandize
      our conceptions, authority, distress.
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   2. To make great or greater in power, rank, honor, or wealth;
      -- applied to persons, countries, etc.
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            His scheme for aggrandizing his son.  --Prescott.
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   3. To make appear great or greater; to exalt. --Lamb.
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   Syn: To augment; exalt; promote; advance.
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