This document provides definitions for various characters and gods from Greek mythology mentioned in Homer's epic poem The Odyssey. It includes descriptions of the cyclops Polyphemus, the titans Cronus and Zeus, dangerous obstacles like Charybdis and Scylla, and magical creatures like the Sirens. It also outlines the domains of important gods like Poseidon, Hera, Hades, Athena, Apollo, Hermes, and Zeus as well as notes about Circe and Calypso who helped Odysseus on his journey.