Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
active volcanic crater on the slope of Mauna Loa, Hawaii: c. 8 mi (13 km) in circumference
Origin: from Haw, literally , spewing
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
An active volcanic crater on the southeast slope of Mauna Loa in south-central Hawaii Island. It is one of the largest and most spectacular craters in the world.