exogenous

exogenous
exogenous ex*og"e*nous, a. 1. (Bot.) derived from or originating outside; pertaining to, or having the character of, an exogen; -- the opposite of {endogenous}.

Syn: exogenetic. [1913 Webster]

2. (Bot.) Growing by addition to the exterior; growing by addition of a new external layer of cells on the surface just beneath the bark; -- of plants. [1913 Webster]

3. (Anat.) Growing from previously ossified parts; -- opposed to {autogenous}. --Owen. [1913 Webster]

4. (Med.) caused by factors from outside the body, rather than from an abnormality of internal functions; -- of illness. [PJC]

5. (Biol., Biochem.) not synthesized within the organism; absorbed or assimilated from outside the organism. [PJC]

{Exogenous aneurism} (Med.), an aneurism which is produced by causes acting from without, as from injury. [1913 Webster] ||


The Collaborative International Dictionary of English. 2000.

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Look at other dictionaries:

  • exogenous — 1830, from Mod.L. exogenus (on model of indigenus); see EXO (Cf. exo ) + GENOUS (Cf. genous) …   Etymology dictionary

  • exogenous — [eks äj′ə nəs] adj. [ EXOGEN + OUS] 1. developing from without; originating externally 2. Biol. of or relating to external factors, as food or light, that have an effect upon an organism exogenously adv …   English World dictionary

  • exogenous — adjective Etymology: French exogène exogenous, from exo + gène (from Greek genēs born) more at gen Date: 1830 1. produced by growth from superficial tissue < exogenous roots produced by leaves > 2. a. caused by factors (as food or a traumatic… …   New Collegiate Dictionary

  • exogenous — Originating or produced outside of the organism. SYN: ectogenous, exogenetic. [exo + G. gen, production] * * * ex·og·e·nous ek säj ə nəs also ex·o·gen·ic .ek sō jen ik adj 1) growing from or on the outside <exogenous spores> 2) caused by… …   Medical dictionary

  • Exogenous DNA — refers to any deoxyribonucleic acid that originates outside of the organism of concern or study.The introduction of exogenous DNA into a cell is called transfection. This can take place naturally, as occurs when a virus infects cells, or… …   Wikipedia

  • Exogenous aneurism — exogenous ex*og e*nous, a. 1. (Bot.) derived from or originating outside; pertaining to, or having the character of, an exogen; the opposite of {endogenous}. Syn: exogenetic. [1913 Webster] 2. (Bot.) Growing by addition to the exterior; growing… …   The Collaborative International Dictionary of English

  • Exogenous bacteria — are bacteria introduced to closed biological systems from the external world. They exist in water, earth, and the air. Examples are cholera, Legionella, salmonella, rickettsia, mycobacterium, and bacillus anthracis. Endogenous bacteria are part… …   Wikipedia

  • Exogenous inclusion — Exogenous inclusion. См. Экзогенные включения. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • Exogenous Growth — The belief that economic growth arises due to influences outside the economy or company of interest. Exogenous growth assumes that economic prosperity is primarily determined by external rather than internal factors. According to this belief,… …   Investment dictionary

  • Exogenous growth model — The Exogenous growth model, also known as the Neo classical growth model or Solow growth model is a term used to sum up the contributions of various authors to a model of long run economic growth within the framework of neoclassical… …   Wikipedia

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