Webster's Revised Unabridged Dictionary · 1913

Entrails

Entrails , noun, plural

[French entrailles, Late Latin intralia, intranea, from interaneum, pl. interanea, intestine, interaneus inward, interior, from 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