fissure eruption

noun

the emergence of lava from a fissure in the ground rather than from a volcanic cone or vent

Words nearby fissure eruption

fissiparous, fissiped, fissirostral, fissura, fissure, fissure eruption, fissure of rolando, fissure of round ligament, fissure of sylvius, fissure of venous ligament, fissured fracture