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lahar flowing from the crater of Mt. St. Helens
March 19, 1982


1. A mass of volcanic fragments, often mixed with water, moving rapidly down the side of a volcano.
2. The deposit produced by a lahar.

[Javanese, lava, lahar; akin to Hanunó'o (Malayo-Polynesian language of Mindoro) l´ʔad, dry streambed, arroyo, and Malay dialectal (Thailand and northern peninsular Malaysia) lahar, pool of water in the jungle.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Geological Science) a landslide of volcanic debris mixed with water down the sides of a volcano, usually precipitated by heavy rainfall
[C20: from Javanese: lava]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lahar - an avalanche of volcanic water and mud down the slopes of a volcano
avalanche - a slide of large masses of snow and ice and mud down a mountain
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Recently, the local government and nongovernmental organizations involved in disaster response chose Lidong as site of an evacuation simulation to test the community's preparedness in case heavy rains wash down lahar deposits from Mayon's slopes.
The hike to the tree nursery took more than an hour on a brisk pace over dried lahar terrain.
But then came volcanic "lahar" that flowed from Mt.
Summary: Patna (Bihar) [India], May 17 (ANI): Congress leader Shatrughan Sinha on Friday claimed that the Narendra Modi wave (lahar) in the country has now turned into chaos against the Prime Minister.
Edd Lahar, 30, sexually assaulted the infant several times from June 2018 to as recently as January.
Residents living near the surrounding slopes of Bulusan Volcano in Sorsogon were warned of possible severe lahar flows and landslides due to moderate to heavy rains spawned by tropical depression "Amang."
SUKKUR -- A jirga (tribal court) settled a 30-year-old dispute between the Lahar and Katohar communities of Aliabad Buledi village near Jacobabad by imposing heavy fines on culprits of murders and armed attacks.
'There are also 47 people from nine families at Surau Kuala Kedua, Surau Kampung Lahar (42 people from 12 families), Dewan Kampung Banggol Derom (32 people from seven families), Dewan Keda Batu 8 (13 people from six families) and Dewan Kampung Charok Sikin (12 people from three families), he said in a statement here today.
KHANPUR -- A rabid dog bit a boy in the the village, Khan Mohammad Lahar on Sunday.
"Lahar from Mayon can carry huge boulders," she added.
Residents pass a girl from an improvised bridge to avoid a river with lahar flow coming from Mayon volcano in Guinobatan, Albay province, south of Manila, yesterday.