VOLCANO'S OPENING? Crossword Clue

We know 2 solutions for: VOLCANO'S OPENING?
Crossword Puzzle Infos
A volcano's opening is known as a VENT or mauna. A VENT is an opening in the Earth's surface from which molten rock, ash, and gases are released. Mauna is a Hawaiian term for a volcanic mountain or hill. Both terms refer to the same thing - an opening in the Earth's surface from which lava, ash, and gases are released.
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