- matter ejected, as from a volcano in eruption.
Origin of ejecta
1885–90; neuter plural of Latin ējectus. See eject
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for ejecta
This testimony seems to be as clear and indisputable as the explanation given by Peiresc of the ejecta of the Butterflies at Aix.
Nothing peculiar exists in the ejecta of morning sickness in pregnancy.
- matter thrown out of a crater by an erupting volcano or during a meteorite impact
C19: Latin, literally: (things) ejected; see eject
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
- Something that has been ejected from the body.ejection
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Ejected matter, especially from an erupting volcano. Volcanic ejecta usually includes volcanic glass, ash, and rock fragments.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.