Source : Webster's Revised Unabridged Dictionary (1913)

Entrails \En"trails\, n. pl. [F. entrailles, LL. intralia,
   intranea, fr. interaneum, pl. interanea, intestine,
   interaneus inward, interior, fr. inter between, among,
   within. See {Internal}.]
   1. The internal parts of animal bodies; the bowels; the guts;
      viscera; intestines.

   2. The internal parts; as, the entrails of the earth.

            That treasure . . . hid the dark entrails of
            America.                              --Locke.

Source : WordNet®

entrails
     n : internal organs collectively (especially those in the
         abdominal cavity); "`viscera' is the plural form of
         `viscus'" [syn: {viscera}, {innards}]