A mass of volcanic fragments, often mixed with water, moving rapidly down the side of a volcano.
The deposit produced by a lahar.
A mudflow down the side of a volcano, containing pieces of hardened lava, ash, etc.
The deposit of such a mudflow.
A wet mass of volcanic fragments flowing rapidly downhill. Lahars usually contain ash, breccia, and boulders mixed with rainwater or with river or lake water displaced by the lava flow associated with the volcano.
The deposit produced by such a flowing mass.
Origin of lahar
- Javanese lava
From American Heritage Dictionary of the English Language, 5th Edition
- From Javanese.