Share this entry
lahar Syllabification: la·har
Pronunciation: /ˈlähär/

Definition of lahar in English:


A destructive mudflow on the slopes of a volcano.
Example sentences
  • Some volcanic eruptions generate dangerous lahars (mud flows of volcanic ash mixed with water) that travel far beyond the volcano.
  • Continued growth increases the risk of partial dome collapse, which could trigger moderate explosions and possibly significant lahars (volcanic mudflows) from the crater.
  • Major valleys cutting the volcano's flanks have been partly or completely filled in by pyroclastic flow deposits and lahars.


1920s: from Javanese.

Definition of lahar in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources