noun
polygenetic volcano
A volcano built by multiple eruptions over a long period, as opposed to a monogenetic volcano (単成火山). Used in geology and volcanology.
See also: 単成火山
富士山は複成火山の代表例です。
Mount Fuji is a classic example of a polygenetic volcano.
複
Polygenetic volcanoes have a longer period of activity compared to monogenetic volcanoes.