The Collaborative International Dictionary of English v.0.48:

Affluence \Af"flu*ence\, n. [F. affluence, L. affluentia, fr.
   affluens, p. pr. of affluere to flow to; ad + fluere to flow.
   See Flux.]
   1. A flowing to or towards; a concourse; an influx.
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            The affluence of young nobles from hence into Spain.
                                                  --Wotton.
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            There is an unusual affluence of strangers this
            year.                                 --Carlyle.
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   2. An abundant supply, as of thought, words, feelings, etc.;
      profusion; also, abundance of property; wealth.
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            And old age of elegance, affluence, and ease.
                                                  --Coldsmith.
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   Syn: Abundance; riches; profusion; exuberance; plenty;
        wealth; opulence.
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WordNet (r) 3.0 (2006):

affluence
    n 1: abundant wealth; "they studied forerunners of richness or
         poverty"; "the richness all around unsettled him for he had
         expected to find poverty" [syn: affluence, richness]