Wordnet 3.0
NOUN (1)
1.
(Greek mythology) god of the stream that flowed around the earth in ancient mythology;
The Collaborative International Dictionary of English v.0.48:
Oceanus \O*ce"a*nus\, n. [L., from Gr. ?.] (Gr.Myth.)
The god of the great outer sea, or the river which was
believed to flow around the whole earth.
[1913 Webster]
WordNet (r) 3.0 (2006):
Oceanus
n 1: (Greek mythology) god of the stream that flowed around the
earth in ancient mythology
Moby Thesaurus II by Grady Ward, 1.0:
32 Moby Thesaurus words for "Oceanus":
Davy, Davy Jones, Dylan, Neptune, Nereid, Nereus, Oceanid,
Poseidon, Thetis, Triton, Varuna, fresh-water nymph, kelpie,
limniad, man fish, mermaid, merman, naiad, nix, nixie, ocean nymph,
sea devil, sea god, sea nymph, sea-maid, sea-maiden, seaman, siren,
undine, water god, water spirit, water sprite