GEOLOGY

Detailed explanation-1: -Volcanologists use that term as shorthand for “potentially active, ” so a “dormant” volcano is one that is not erupting now, but that is considered “active” because it could erupt in the future. Mount Hood is an active volcano that is currently dormant.

Detailed explanation-2: -Dormant volcanoes have not erupted for a very long time but may erupt at a future time. Extinct volcanoes are not expected to erupt in the future.

Detailed explanation-3: -Volcano World That is the definition of active used by the Global Volcanism Program in their catalogs. A dormant volcano would then be one that hasn’t erupted in the past 10, 000 years, but which is expected to erupt again. An extinct volcano would be one that nobody expects to ever erupt again.

Detailed explanation-4: -The Fagradals Mountain volcano in southwest Iceland had been dormant for 6, 000 years.

Detailed explanation-5: -Dormant Volcano: Meanwhile, a dormant volcano is used to refer to those that are capable of erupting, and will probably erupt again in the future, but hasn’t had an eruption for a very long time.