noun
simple volcano
Geological term for a volcano formed by a single eruption or a simple structure, often contrasted with 複式火山 (compound volcano).
See also: 複式火山
単式火山は、一度の噴火で形成された火山です。
A simple volcano is a volcano formed by a single eruption.
この地域には単式火山が多く見られる。
Many simple volcanoes can be seen in this area.