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spatter cone

American  

noun

Geology.

  1. a low, steep-sided volcanic cone built up of droplets or blobs of lava erupted from a fissure or vent.

Etymology

Origin of spatter cone

First recorded in 1900–05

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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