Odyssey/ˈɑːdəsi/ Definition 1 of 2Pro Tip 1/3Epic Scale Refers to extensive, grand journeys or life experiences, not short trips. Her backpacking trip across Asia was a true odyssey. Pro Tip 2/3Adventure Implied Suggests a trip with significant events and challenges, not just travel. His odyssey through the Amazon jungle tested his survival skills. Pro Tip 3/3Metaphorical Use Can describe any long, complex process, not just physical travel. The novel is an odyssey of human spirit.