Volcano/vɑːlˈkeɪnəʊ/ Definition 1 of 2Pro Tip 1/3Natural Phenomenon Volcanoes are natural events, so use them to discuss geography or disasters. The geography class learned how volcanoes shape landscapes. Pro Tip 2/3Discussing Activity Indicate a volcano's activity with adjectives like 'active', 'dormant', or 'extinct'. The dormant volcano hasn't erupted for over a century. Pro Tip 3/3Cultural Reference Volcanoes are often found in myths, representing power or change. In folklore, dragons made their lairs in volcanoes.