suboceanic

[suhb-oh-shee-an-ik]

adjective

occurring or existing below the floor of the ocean: suboceanic oil.
of, relating to, or on the floor of the ocean: suboceanic plants.

Also sub·o·cean

[suhb-oh-shuh n] /sʌbˈoʊ ʃən/.

Origin of suboceanic

First recorded in 1855–60; sub- + oceanic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for suboceanic

Historical Examples of suboceanic

Much attention has been given to these suboceanic disturbances by Professor E. Rudolph.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 9
Various

British Dictionary definitions for suboceanic

suboceanic

adjective

formed or situated beneath the ocean or ocean floor

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012