oceanologyn.

1864 Webster's Amer. Dict. Eng. Lang. Oceanology, that branch of science which relates to the ocean; a treatise upon the ocean.

1898 Ann. Rep. Board of Regents Smithsonian Inst. 1896 295 This brings us to the equally important question of oceanology, which should comprise a complete knowledge not only of the surface currents in the Arctic seas, but also surface and deep-sea temperatures, [etc.].

1955 Deep-sea Res. 2 247 The use of the words ‘Oceanology’ and ‘Oceanologist’ was well and truly pondered in days past. Today they are little used save in Russia.

1969 Nature 1 Mar. 804/2 A brief explanation is required of the word ‘oceanology’... In the early days it was often used synonymously with ‘oceanography’ to mean marine science... It is now often used to mean marine technology, and although it has no precise definition, is usually taken to exclude conventional naval architecture.

1970 R. Barton Oceanol. Today i. 12 The project becomes even more valuable when looked at in terms of the lessons..that will be learned across the whole field of oceanology, from offshore oil exploration to physiological research in diving.

1995 P. Heyer Titanic Legacy xii. 149 Russia's Shirov Institute of Oceanology was invited and made available their research vessel, the Akademic Kaldysh.