- a rare form of lightning, consisting of a bright, luminous ball that moves rapidly along objects or floats in the air.
Origin of ball lightning
First recorded in 1855–60
Also called globe lightning.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for ball lightning
The mergers of ball-lightning and meteorites are not resistances to us: our data are of enormous bodies.The Book of the Damned
- meteorol a luminous electrically charged ball occasionally seen during electrical storms
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
- A rare form of lightning in the shape of a glowing red ball, associated with thunderstorms and sometimes accompanied by a loud noise. Ball lightning is thought to consist of ionized gas.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.