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ejecta

 
Dictionary: e·jec·ta   (ĭ-jĕk') pronunciation
pl.n.
Ejected matter, as that from an erupting volcano.

[New Latin ēiecta, from neuter pl. of Latin ēiectus, past participle of ēicere, to throw out. See eject.]


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Medical Dictionary: e·jec·ta
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(ĭ-jĕk')
n.

Something that has been ejected from the body. Also called ejection.

Refuse cast off from the body.

Cosmic Lexicon: Ejecta
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Material thrown out from and deposited around an impact crater.

Wikipedia: Ejecta
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Ejecta can mean:

  • In volcanology, particles that came out of a volcanic vent, traveled through the air or under water, and fell back on the ground surface or on the ocean floor. Ejecta can consist of:
    1. Juvenile particles - (fragmented magma and free crystals)
    2. Cognate or accessory particles - older volcanic rocks from the same volcano
    3. Accidental particles - derived from the rocks under the volcano.
  • In planetary geology, the debris that is ejected during the formation of an impact crater.
  • In astrophysics, material expelled in a stellar explosion.[1][2]

References


 
 

 

Copyrights:

Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.  Read more
Medical Dictionary. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company Read more
Veterinary Dictionary. Saunders Comprehensive Veterinary Dictionary 3rd Edition. Copyright © 2007 by D.C. Blood, V.P. Studdert and C.C. Gay, Elsevier. All rights reserved.  Read more
Cosmic Lexicon. Copyright 1996 Planetary Science Research Discoveries Read more
Wikipedia. This article is licensed under the Creative Commons Attribution/Share-Alike License. It uses material from the Wikipedia article "Ejecta" Read more