Definitions

1. noun

A deep, dark well, especially one that is thought to be the entrance to the underworld; in Roman mythology, a deep pit or abyss.

“The ancient city’s legend spoke of a mysterious barathrum, a gateway to the underworld.”

2. noun

A deep or profound place, especially one that is associated with darkness or chaos.

“The philosopher’s treatise explored the concept of the barathrum, a void at the heart of the human experience.”