Source : Webster's Revised Unabridged Dictionary (1913)

Possibility \Pos`si*bil"i*ty\, n.; pl. {Possibilities}. [F.
   possibilit['e], L. possibilitas.]
   1. The quality or state of being possible; the power of
      happening, being, or existing. ``All possibility of
      error.'' --Hooker. ``Latent possibilities of excellence.''
      --Johnson.

   2. That which is possible; a contingency; a thing or event
      that may not happen; a contingent interest, as in real or
      personal estate. --South. Burrill.