[er-uh-buh
s] 
| 1. | Classical Mythology. the darkness under the earth, imagined either as the abode of sinners after death or of all the dead. |
| 2. | Mount, a volcano in Antarctica, on Ross Island. 13,202 ft. (4024 m). |
| Er·e·bus (ěr'ə-bəs) n. Greek Mythology The dark region of the underworld through which the dead must pass before they reach Hades. |
| Erebus, Mount A volcanic peak, 3,796.6 m (12,448 ft) high, on Ross Island in Antarctica. |