Oceano
Oceano is a Latin form of Oceanus, meaning “the Ocean (the great sea surrounding the earth)”. It is the ablative singular masculine noun.
Found 106 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.1.5: [Eorum una pars, quam Gallos obtinere dictum est, initium capit a flumine Rhodano, continetur Garumna flumine, Oceano, finibus Belgarum, attingit etiam ab Sequanis et Helvetiis flumen Rhenum, vergit ad septentriones.
Vergil, Aeneid 1.287: imperium oceano, famam qui terminet astris,—
All forms of Oceanus (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.