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ejection

[ih-jek-shuh n] /ɪˈdʒɛk ʃən/
noun
1.
an act or instance of ejecting.
2.
the state of being ejected.
3.
something ejected, as lava.
Origin
1560-1570
1560-70; < Latin ējectiōn- (stem of ējectiō) a throwing out, equivalent to eject- (see eject) + -iōn- -ion
Related forms
nonejection, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for ejection
  • Some of these alterations are only the ejection of a word for one that appeared to him more elegant or more intelligible.
  • The term jet propulsion refers to the action produced by a reactor to the ejection of matter.
  • Maybe, but he should also remember that deliberately throwing at a batter is grounds for ejection.
  • The ejection of both electrons and alpha particles keeps the electrical charge on the spaceship neutral, close to zero.
  • Now the star collapses to a degenerate object, without any ejection of matter or radiation.
  • Management of heart failure patients with reduced ejection fraction.
  • Early on, a crew member speaks of never seeing anyone use the ejection equipment.
  • Harper slammed his helmet in the dirt in disgust and earned an immediate ejection.
  • The outburst ejection could have come from the entire surface of the crater, while the normal ejection was mainly from its edges.
  • When they happen there are five steps to an ejection pros understand.
Word Origin and History for ejection
ejection
1610s, from L. ejectionem, noun of action from ejicere (see eject). The jet pilot's ejection seat (also ejector seat) is from 1945.
Online Etymology Dictionary, © 2010 Douglas Harper
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ejection in Medicine

ejection e·jec·tion (ĭ-jěk'shən)
n.

  1. The act of driving or casting out by physical force from within.

  2. See ejecta.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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17
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