o·cean·og·ra·phy (ō'shə-nŏg'rə-fē) n. The exploration and scientific study of the ocean and its phenomena. Also called oceanology. o'cean·og'ra·pher n., o'cean·o·graph'ic (ō'shə-nə-grāf'ĭk), o'cean·o·graph'i·cal adj., o'cean·o·graph'i·cal·ly adv.
o·cean·ol·o·gy (ō'shə-nŏl'ə-jē) n. See oceanography. o'cean·o·log'ic (ō'shə-nə-lŏj'ĭk), o'cean·o·log'i·cal (-ĭ-kəl) adj., o'cean·o·log'i·cal·ly adv., o'cean·ol'o·gist n.