Definitions:

1. constituting or living in the open sea adjective
   • oceanic waters
2. relating to or occurring or living in or frequenting the open ocean adjective
   • oceanic islands like Bermuda
3. resembling the ocean in apparent limitlessness in extent or degree adjective
   • The oceanic violence of the townfolk's rage could only be quelled by riot police.

Synonyms:

• pelagic