Vulcanian
/vʌlˈkeɪnɪən
/adjective Geology
Relating to or denoting a type of volcanic eruption marked by periodic explosive events.Santiaguito, which formed 20 years after the major eruption of Santa María Volcano in 1902, has had virtually constant explosive Vulcanian eruptions that can be easily observed from a distance of only 1 km....
- The August-September 2003 small Vulcanian eruption of Nevados de Chillán volcano has been the first eruption since 1986.
- After a week of intense Vulcanian activity, Shiveluch's activity has decreased again on 28 December 2006, but new explosions can be expected any time.
Origin
Early 20th century: from Vulcano, the name of a volcano in the Lipari Islands, Italy, + -ian.