A volcano that has not erupted recently is referred to as a "dormant" volcano. Dormant volcanoes have the potential to erupt again in the future, but they have not shown any activity for a significant period of time. In contrast, an "extinct" volcano is one that is unlikely to erupt again.
The name of the volcano that erupted in Iceland is Eyjafjallajökull.
active
A volcano that has erupted within historic time is an Active Volcano.
monstetrrat
The second eruption is called a reawakening or re-eruption.Most volcanoes erupt multiple times over the course of their lifespan; the period during which a volcano doesn't erupt is called its dormant period or dormancy.
A volcano that has erupted recently is classed as an active volcano.
Such a volcano is said to be active.
The name of the volcano that erupted in Iceland is Eyjafjallajökull.
The common term is 'active'. This contrasts to a volcano that has not recently erupted - which is termed 'dormant'.
active
Vent
An active volcano
Erupted recently - active. Hasn't erupted recently but could - dormant. Will never erupt again - extinct.
A volcano that has erupted recently is considered active. In the time before it erupted, if it had not previously erupted in historic times, it is considered dormant.
A volcano that has erupted within historic time is an Active Volcano.
monstetrrat
lava?