<p><strong>Noun</strong></p><ul><li>plural: ribbonfishes</li><li>any of several marine fishes of the families Trachipteridae, Regalecidae, and Lophotidae, having a long, compressed, ribbonlike body</li><li>any of several related fishes, as the oarfish</li><li>any of several unrelated but similar fishes, as the cutlassfish and jackknife-fish</li></ul>