Definition for AC-CI-DENT'AL


  1. Happening by chance, or rather unexpectedly; casual; fortuitous; taking place not according to the usual course of things; opposed to that which is constant, regular, or intended; as, an accidental visit.
  2. Non-essential; not necessarily belonging to; as songs are accidental to a play. Accidental colors, are those which depend upon the affections; of the eye, in distinction from those which belong to the light itself. – Encyc. Accidental pond, in perspective, is that point in the horizontal line, where the projections of two lines parallel to each other meet the perspective plane.

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