oceanologic

or o·cea·no·log·i·cal

[ oh-shuh-nl-oj-ik or oh-shuh-nl-oj-i-kuh l ]
/ ˌoʊ ʃə nlˈɒdʒ ɪk or ˌoʊ ʃə nlˈɒdʒ ɪ kəl /

adjective

of or relating to the ocean and its study.

Origin of oceanologic