Source : Webster's Revised Unabridged Dictionary (1913)

Indisposition \In*dis`po*si"tion\, n. [Cf. F. indisposition.]
   1. The state of being indisposed; disinclination; as, the
      indisposition of two substances to combine.

            A general indisposition towards believing.
                                                  --Atterbury.

   2. A slight disorder or illness.

            Rather as an indisposition in health than as any set
            sickness.                             --Hayward.

Source : WordNet®

indisposition
     n 1: a slight illness
     2: a certain degree of unwillingness; "a reluctance to commit
        himself"; "after some hesitation he agreed" [syn: {reluctance},
         {hesitancy}, {hesitation}, {disinclination}]