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Concept information

Preferred term

volcano  

Type

  • http://www.irandoc.ac.ir/onto/irandoc-meta/Concept

Broader concept

Entry terms

Definitions

  • A volcano is an opening, or rupture, in a planet's surface or crust, which allows hot, molten rock, ash, and gases to escape from below the surface. Volcanic activity involving the extrusion of rock tends to form mountains or features like mountains over a period of time. [Wikipedia]

Obsolete

  • false

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URI

http://www.irandoc.acir/onto/irandoc/SWEETT13152

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