Half Dome is a well-known landmark in Yosemite National Park, California. This granite dome is one of the most popular features of the park and draws in a large number of visitors every year. The name 'Half Dome' is believed to have been given to this natural beauty due to its unique appearance. But if we want to look at some synonyms for this famous US landmark, we can consider: Dome, Mound, Knoll, Half Round, Half Circle, Semi-circle, Arch, Hump, Peak, and Hemispherical top. Overall, Half Dome and its many synonyms continue to inspire awe in all who see it.