The Collaborative International Dictionary of English v.0.48:

Configuration \Con*fig`u*ra"tion\, n. [L. configuratio.]
   1. Form, as depending on the relative disposition of the
      parts of a thing; shape; figure.
      [1913 Webster]

            It is the variety of configurations [of the mouth] .
            . . which gives birth and origin to the several
            vowels.                               --Harris.
      [1913 Webster]

   2. (Astrol.) Relative position or aspect of the planets; the
      face of the horoscope, according to the relative positions
      of the planets at any time.
      [1913 Webster]

            They [astrologers] undertook . . . to determine the
            course of a man's character and life from the
            configuration of the stars at the moment of his
            birth.                                --Whewell.
      [1913 Webster]

WordNet (r) 3.0 (2006):

configuration
    n 1: an arrangement of parts or elements; "the outcome depends
         on the configuration of influences at the time" [syn:
         configuration, constellation]
    2: any spatial attributes (especially as defined by outline);
       "he could barely make out their shapes" [syn: shape,
       form, configuration, contour, conformation]