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.

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 — exogenism, n. exogenously, adv. /ek soj euh neuhs/, adj. 1. originating from outside; derived externally. 2. Bot. a. (of plants, as the dicotyledons) having stems that grow by the addition of an annual layer of wood to the outside beneath the… …   Universalium

  • exogenous — adjective a) produced or originating outside of an organism b) of a disease: having an external cause Ant: endogenous See Also: exogeny, exogeneity …   Wiktionary

  • exogenous — Describes facts outside the control of the firm. Bloomberg Financial Dictionary Converse of endogenous. Bloomberg Financial Dictionary …   Financial and business terms

  • exogenous — having an external origin Causation and Formation …   Phrontistery dictionary

  • exogenous — adj. outer, having an external source …   English contemporary dictionary

  • exogenous — [ɪk sɒdʒɪnəs, ɛk ] adjective relating to or developing from external factors. Often contrasted with endogenous. Derivatives exogenously adverb …   English new terms dictionary

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