Source : Webster's Revised Unabridged Dictionary (1913)

Exegesis \Ex`e*ge"sis\, n.; pl. {Exegeses}. [NL., fr.Gr. ?,fr. ?
   to explain, interpret; ? out + ? to guide, lead, akin, to ?
   to lead. See {Agent}.]
   1. Exposition; explanation; especially, a critical
      explanation of a text or portion of Scripture.

   2. (Math.) The process of finding the roots of an equation.
      [Obs.]

Source : WordNet®

exegesis
     n : an explanation or critical interpretation (especially of the
         Bible)
     [also: {exegeses} (pl)]