Lahar
Jump to navigation
Jump to search
Lahar
Lahar (pronounced: /ˈlɑːhɑːr/) is a type of mudflow or debris flow composed of a slurry of pyroclastic material, rocky debris, and water. The material flows down from a volcano, typically along a river valley.
Etymology
The term 'Lahar' is of Indonesian origin and directly translates to 'lava'. It was first used in English in a geological context by Berend George Escher in 1922.
Related Terms
- Pyroclastic material: The term refers to the solid material ejected during a volcanic eruption. This includes both fragments of rocks broken by the eruption and fragments of the volcano itself.
- Debris flow: A type of fast-moving landslide that usually occurs in steep, mountainous terrain after heavy rain or rapid snowmelt.
- Volcano: A rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.
- River valley: A valley formed by flowing water, or river, which is usually V-shaped. The exact shape will depend on the characteristics of the stream flowing through it.
External links
- Medical encyclopedia article on Lahar
- Wikipedia's article - Lahar
This WikiMD dictionary article is a stub. You can help make it a full article.
Languages: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
Urdu,
বাংলা,
తెలుగు,
தமிழ்,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
European
español,
Deutsch,
français,
русский,
português do Brasil,
Italian,
polski