The name of the hollow landform, found at the top of the volcano is called crater.
A Crater. (Caldera).
It is known as the volcano's crater.
A caldera or crater.
The opening of a volcano is known as a crater. There are also vents found in volcanic mountains from which lava flows.
geologists call an area where is one type of topography is a landform
a vancant volcano
You would call this volcano dormant. Dormant means that the volcano could erupt but right now the volcano is inactive/dormant.
Mt. Fuji is a mountain in japan that is actually a very damaging volcano and is an active volcano. Japan is split into 4 major islands and the island Mt. Fuji is in is Honshu. the full name for Mt. Fuji is Fujisan
A landform
Such a volcano is dormant.
A "Dormant Volcano"
Dormant volcano