| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | extending very far, usually down |
| Synonyms: | abysmal, abyssal, below, beneath, bottomless, broad, buried, deep-seated, distant, downreaching, far, fathomless, immersed, inmost, low, profound, rooted, subaqueous, submarine, submerged, subterranean, sunk, underground, unfathomable, wide, yawning |
| Antonyms: | shallow |