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endogenous

[en-doj-uh-nuh s] /ɛnˈdɒdʒ ə nəs/
adjective
1.
proceeding from within; derived internally.
2.
Biology. growing or developing from within; originating within.
3.
Pathology. (of a disease) resulting from conditions within the organism rather than externally caused.
4.
Biochemistry. pertaining to the metabolism of nitrogenous elements of cells and tissues.
5.
Geology, endogenetic.
Origin
1825-1835
1825-35; endo- + -genous
Related forms
endogenicity
[en-doh-juh-nis-i-tee] /ˌɛn doʊ dʒəˈnɪs ɪ ti/ (Show IPA),
noun
endogenously, adverb
Can be confused
endogenous, indigenous.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for endogenous
  • Some of it is exogenous to the collective decisions of firms, some of it is endogenous.
  • The reason is almost certainly the effects of endogenous opioids, better known as endorphins.
  • No, because the maximum length of unemployment insurance is itself an endogenous variable.
  • They did so because someone has said that a true business cycle theory would be endogenous and not include money.
  • However, no amount of talking can treat a clinical or endogenous depression.
  • But if you then put it back to constant dark or dim light conditions, it immediately reverts to its endogenous time keeper.
  • endogenous purines are manufactured within human cells.
  • The viruses that scientists discovered in host genomes were of a particular sort, known as endogenous retroviruses.
  • In theory a cycle of extinctions and clade radiations could be due to endogenous processes.
  • In other words, the parameter is not purely endogenous.
British Dictionary definitions for endogenous

endogenous

/ɛnˈdɒdʒɪnəs/
adjective
1.
(biology) developing or originating within an organism or part of an organism endogenous rhythms
2.
having no apparent external cause endogenous depression
Derived Forms
endogenously, adverb
endogeny, noun
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
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Word Origin and History for endogenous
endogenous
1830, from endo- + -genous "producing."
Online Etymology Dictionary, © 2010 Douglas Harper
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endogenous in Medicine

endogenous en·dog·e·nous (ěn-dŏj'ə-nəs)
adj.

  1. Originating or produced within an organism, a tissue, or a cell.

  2. Caused by factors within the body. Used of a disease.


en·dog'e·nous·ly adv.
en·dog'e·ny n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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endogenous in Science
endogenous
  (ěn-dŏj'ə-nəs)   
Originating or produced within an organism, tissue, or cell. Compare exogenous.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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