of, living in, or produced by the ocean

oceanic currents.

of or pertaining to the region of water lying above the bathyal, abyssal, and hadal zones of the sea bottom. Compare neritic , pelagic .

immensely large; vast

an oceanic expanse of stars.

( initial capital letter ) of or pertaining to Oceania, its peoples, or their languages.

adjective

aquatic , coastal , maritime , nautical , naval , oceangoing , oceanographic , of the sea , pelagic , seafaring , seagoing , thalassic , marine , vast