cinder cone

noun Geology.
a small, conical volcano built of ash and cinders.

Origin:
1840–50

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Dictionary.com's 21st Century Lexicon
Main Entry:  cinder cone
Part of Speech:  n
Definition:  a conically shaped hill formed from volcanic ash and cinders
Usage:  geology
Dictionary.com's 21st Century Lexicon
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American Heritage
Science Dictionary
cinder cone   (sĭn'dər)  Pronunciation Key 
A steep, conical hill consisting of glassy volcanic fragments that accumulate around and downwind from a volcanic vent. Cinder cones range in size from tens to hundreds of meters tall.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
However radar images show no major changes in the ice cauldrons where the cinder cone is forming.
See the actual cinder cone on top while enjoying gorgeous city views.
They are steeper than a shield volcano and broader than a cinder cone.
Come explore our colorful cinder cone on a virtual field trip.
Images for cinder cone
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