oceanic

Short definition from Wiktionary

Adjective

1. 1
   Of or relating to the ocean.
2. 2
   Living in, produced by, or frequenting the ocean.
3. 3
   Resembling an ocean in vastness or extent.
4. 4
   Having a climate that has a relatively small difference in temperature between the warmest and coldest times of the year, and relatively high rainfall
5. 5
   Of or pertaining to Oceania; Oceanian.
6. 6
   Of the Oceanic branch of the Austronesian language family.