The Collaborative International Dictionary of English v.0.48:

Wealth \Wealth\, n. [OE. welthe, from wele; cf. D. weelde
   luxury. See Weal prosperity.]
   [1913 Webster]
   1. Weal; welfare; prosperity; good. [Obs.] "Let no man seek
      his own, but every man another's wealth." --1 Cor. x. 24.
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   2. Large possessions; a comparative abundance of things which
      are objects of human desire; esp., abundance of worldly
      estate; affluence; opulence; riches.
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            I have little wealth to lose.         --Shak.
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            Each day new wealth, without their care, provides.
                                                  --Dryden.
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            Wealth comprises all articles of value and nothing
            else.                                 --F. A.
                                                  Walker.
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   3. (Econ.)
      (a) In the private sense, all property which has a money
          value.
      (b) In the public sense, all objects, esp. material
          objects, which have economic utility.
      (c) Those energies, faculties, and habits directly
          contributing to make people industrially efficient; in
          this sense, specifically called personal wealth.
          [Webster 1913 Suppl.]

   Active wealth. See under Active.
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   Syn: Riches; affluence; opulence; abundance.
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WordNet (r) 3.0 (2006):

wealth
    n 1: the state of being rich and affluent; having a plentiful
         supply of material goods and money; "great wealth is not a
         sign of great intelligence" [syn: wealth, wealthiness]
         [ant: impoverishment, poorness, poverty]
    2: the quality of profuse abundance; "she has a wealth of
       talent"
    3: an abundance of material possessions and resources [syn:
       wealth, riches]
    4: property that has economic utility: a monetary value or an
       exchange value