- a large, steep volcano built up of alternating layers of lava and ash or cinders.
Also called composite volcano.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Word Origin and History for stratovolcano
Online Etymology Dictionary, © 2010 Douglas Harper
- See under volcano.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.