noun
A dome-shaped volcanic protrusion formed by the slow extrusion of viscous lava. Technical term in geology.
See also: 溶岩円頂丘
鐘状火山は、粘性の高い溶岩がゆっくりと押し出されて形成される。
A lava dome is formed when highly viscous lava is slowly extruded.
Synonym for lava dome; 鐘状火山 is a more descriptive term emphasizing the bell-like shape.
Compound of 鐘状 (bell-shaped) and 火山 (volcano), describing the dome's shape.