Source : Webster's Revised Unabridged Dictionary (1913)

Examen \Ex*a"men\, n. [L., the tongue of a balance, examination;
   for exagmen, fr. exigere to weigh accurately, to treat: cf.
   F. examen. See {Exact}, a.]
   Examination; inquiry. [R.] ``A critical examen of the two
   pieces.'' --Cowper.

Source : WordNet®

examen
     n 1: examination of conscience (as done daily by Jesuits) [syn: {examination}]
     2: a critical study (as of a writer's work)