The term 'EJECT LAVA' can be summarized by the crossword solution 'ERUPT'. Eruptions are a natural phenomenon that occur when molten rock, ash, and gas are expelled from a volcano. This process is known as lava ejection, which is the expulsion of molten rock from a volcano. The lava is typically very hot and can cause destruction to anything in its path. Eruptions can also cause ash clouds, mudflows, and other hazardous conditions.