Fumaroles are vents from which steam and volcanic gases escape into the atmosphere.
A "crater" : a hole or pit, caused by an impact (meteor or falling object), explosion, or volcano. Synonyms : cavity, hollow, depression, abyss (volcano only : caldera)
ace
orifice
the root word is vent
vent
vent hole ,ventiduct
A "crater" : a hole or pit, caused by an impact (meteor or falling object), explosion, or volcano. Synonyms : cavity, hollow, depression, abyss (volcano only : caldera)
every house requires at least one Vent. Otherwise you will suffocate.
The first definition for the word volcano is a noun meaning a vent in the crust of a planet or moon where usually molten rock and steam can issue. Another definition is a verb meaning potentially explosive or violent.
Another word for a hole in the ground is a pit or a cavity.
subterranean
a dud
EROPSHIN
A dormant volcano is a volcano that is "sleeping," for lack of a better term. It is a volcano that is not currently active.
A vent in the earth's crust through witch lava, steam, ash, and etc come poring out.
hole
Vent is a hole or opening allowing movements of air or other substances. Now it has also become a colloquial meaning for releasing ones frustrations verbally.