[ fuhl-gyuh-rahyt ]
/ ˈfʌl gyəˌraɪt /
a tubelike formation in sand or rock, caused by lightning.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for fulgurite
This fulgurite, which is extremely light, measures six centimetres in length.Thunder and Lightning|Camille Flammarion
British Dictionary definitions for fulgurite
/ (ˈfʌlɡjʊˌraɪt) /
a tube of glassy mineral matter found in sand and rock, formed by the action of lightning
Word Origin for fulgurite
C19: from Latin fulgur lightning
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Science definitions for fulgurite
[ ful′gyə-rīt′, -gə- ]
A slender, usually tubular body of glassy rock produced by lightning striking and then fusing dry sandy soil.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.