Source : Webster's Revised Unabridged Dictionary (1913)

Incarceration \In*car`cer*a"tion\, n. [Cf. F. incarc['e]ration.]
   1. The act of confining, or the state of being confined;
      imprisonment. --Glanvill.

   2. (Med.)
      (a) Formerly, strangulation, as in hernia.
      (b) A constriction of the hernial sac, rendering it
          irreducible, but not great enough to cause
          strangulation.

Source : WordNet®

incarceration
     n : the state of being imprisoned; "he was held in captivity
         until he died"; "the imprisonment of captured soldiers";
         "his ignominious incarceration in the local jail"; "he
         practiced the immurement of his enemies in the castle
         dungeon" [syn: {captivity}, {imprisonment}, {immurement}]