Try Our Apps


The Best Internet Slang


[dahy-uh-treem] /ˈdaɪ əˌtrim/
noun, Geology.
a volcanic vent produced in a solid rock structure by the explosive energy of gases in magmas.
Origin of diatreme
1930-35; dia- + Greek trêma hole Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for diatreme
Historical Examples
  • Most maars have low rims composed of a mixture of loose fragments of volcanic rock and rocks torn from the walls of the diatreme.

    Volcanoes Robert I. Tilling
diatreme in Science
A volcanic pipe, filled with breccia, formed by a subterranean gaseous explosion. See illustration at batholith.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for diatreme

Few English speakers likely know this word

Word Value for diatreme

Scrabble Words With Friends

Nearby words for diatreme