Volcanic flower is a term used to describe the unique and beautiful formations created by LAVA when it cools. The term is derived from the four-letter word 'LAVA', which is molten rock that has been expelled from a volcano. LAVA is composed of minerals and gases, and when it cools, it forms intricate and often colorful patterns. These patterns are known as volcanic flowers, and they can be found in many places around the world.