oceanid

noun, plural O·ce·a·nids, O·ce·an·i·des [oh-see-an-i-deez] /ˌoʊ siˈæn ɪˌdiz/. Classical Mythology.

1. any of the daughters of Oceanus and Tethys; a sea nymph.

noun plural Oceanids or Oceanides (ˌəʊsɪˈænɪˌdiːz)

1. Greek myth any of the ocean nymphs born of Oceanus and Tethys