Okeanos is at once a mythological figure and a philosophical concept appearing in many ancient accounts of the world. A frequent object of allegoresis, his cosmological role and his name posed an enigma to Homer’s readers, especially those with a rationalizing bent. This paper proposes that the paradoxical representation of Okeanos as a primordial generative power and a geographical limit may be explained by the influence of etymological speculation, which was a popular heuristic method used by Greek intellectuals from the (...) archaic period throughout antiquity. (shrink)