• WordNet 3.6
    • adj exogenous derived or originating externally
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Webster's Revised Unabridged Dictionary
    • exogenous (Med) caused by factors from outside the body, rather than from an abnormality of internal functions; -- of illness.
    • exogenous (Bot) derived from or originating outside; pertaining to, or having the character of, an exogen; -- the opposite of endogenous.
    • exogenous (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.
    • exogenous (Anat) Growing from previously ossified parts; -- opposed to autogenous.
    • exogenous (Biol., Biochem) not synthesized within the organism; absorbed or assimilated from outside the organism.
    • ***
Century Dictionary and Cyclopedia
    • exogenous Growing by additions on the outside; specifically, in botany, belonging to or characteristic of the class of exogens.
    • exogenous Produced on the outside, as the spores of hyphomycetous and many other fungi; growing out from some part: specifically applied in anatomy to those processes of a vertebra which have no independent ossific centers of their own, but are mere outgrowths.
    • exogenous In geology, applied by Von Humboldt to extrusive, volcanic rocks, in contrast to endogenous rocks. See endogenous, 3.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Exogenous (-oj′) growing by successive additions to the outside
    • ***


Chambers's Twentieth Century Dictionary
L. exō, outside, and gen, root of gignesthai, to be produced.


In literature:

We don garment after garment, as if we grew like exogenous plants by addition without.
"Walden, and On The Duty Of Civil Disobedience" by Henry David Thoreau
Those trees called exogenous grow by means of successive layers on the outside.
"Missionary Travels and Researches in South Africa" by David Livingstone
It did not end with parties, Miss Pennington's exogenous experiment.
"We Girls: A Home Story" by Mrs. A. D. T. Whitney
EXOGENS, the name for the order of plants whose stem is formed by successive accretions to the outside of the wood under the bark.
"The Nuttall Encyclopaedia" by Edited by Rev. James Wood
The botanical classifications based upon morphology are so frequently Saponin is found in endogens and exogens.
"Scientific American Supplement, No. 623, December 10, 1887" by Various
Course of fluids in exogenous stems.
"Proserpina, Volume 1" by John Ruskin
You must know before anybody else how the exogens are to be completely divided.
"Hortus Inclusus" by John Ruskin
Of that Chapter, In Prison, we have given what might be called the exogenous bark of the Soul, or that which environment creates.
"The Book of Khalid" by Ameen Rihani
Certain investigations have indicated that bacteria, at least, develop exogenous vitamines which are beneficial to the growth of other plants.
"The Chemistry of Plant Life" by Roscoe Wilfred Thatcher
The wood of a Fern-trunk is very different, however, from that of a palm, or of any exogenous stem either.
"The Elements of Botany" by Asa Gray
They are to be found in all exogens.
"Wood and Forest" by William Noyes
EXOGENOUS STRUCTURES, in botany, are those which arise from superficial tissues of the parent organ, as stem-branches and leaves.
"The New Gresham Encyclopedia" by Various
There seem to be a few Endogens, but no true Exogens.
"The Chain of Life in Geological Time" by Sir J. William Dawson
We have in the botanical world the exogenous and the endogenous tree.
"The Palm Tree Blessing" by W. E. Shepard
For the moment, however, we may consider exogenous controls only.
"The Breeding Birds of Kansas" by Richard F. Johnston
"The Manual of the Botany of the Northern United States" by Asa Gray
Is it exogenous or endogenous?
"Scurvy Past and Present" by Alfred Fabian Hess

In news:

The concluding volume of McCarthy's Subterrene War near-future military-powered science fiction trilogy (after Germline and Exogene) is an impressively deep and profoundly moving character study.
Whether exogenous exposure to varicella zoster-virus protects individuals with latent varicella-zoster virus infection against herpes zoster by boosting immunity is not known.
We focus, primarily, on the validation of plans in the context of exogenous events, discussing the modelling, semantic and implementation issues that arise.

In science:

Trivially this was the case in my models, where r and W were fixed as exogenous, and Γ was allowed to float.
The Bowley Ratio
Whether you look at biology or economics, savings rates are largely exogenous to the economic system.
The Bowley Ratio
Both processes S and F are given exogenously.
Optimal investment with intermediate consumption and random endowment
Furthermore, consider an environment in which, apart from the actions performed by the agents of the team A, no other exogenous events occur.
Decentralized Multi-agent Plan Repair in Dynamic Environments
Other covariates may exhibit strong non-exogeneity (e.g., substance use may be influenced through friendships).
Exponential-family Random Network Models
In either case, the demand-supply functions will involve boundary flows (2.9), (2.8), which are exogenous.
A Continuous-time Link-based Kinematic Wave Model for Dynamic Traffic Networks
We apply them to a two node network with exogenous batch arrivals in Section 5.
Tail asymptotics of the stationary distribution of a two dimensional reflecting random walk with unbounded upward jumps
More generally it could become a complicated function of all the game parameters, or include feedback from the macroscopic dynamics in the past, or even the effects of exogenous news arrival.
Designing agent-based market models
What we have so far neglected to include is the presence of agents using exogenous information to influence their trading decisions.
Designing agent-based market models
Such stochasticity, representing the response of agents to exogenous information, can be incorporated into the models in a variety of ways.
Designing agent-based market models
So far, we have treated xmin as an exogenous parameter in estimating the scaling exponent.
City Size Distributions For India and China
In all the cases, it is almost same as the exogenously fixed value of xmin in the data.
City Size Distributions For India and China
In the methodology that has been adapted by practitioners the idea is that we specify {ΩtT } exogenously, under Q or under an appropriate set of forward measures, up to some overall parametric or functional freedom.
Rational term structure models with geometric Levy martingales
Let the exogenously specified short rate {rt} be {Ft}–adapted, and be such that the unitinitialised money market account defined as in (3) is finite almost surely for t > 0.
Rational term structure models with geometric Levy martingales
The results presented here are applicable for general reference inputs ([9, 10] assumes step-input) and to systems with more general exogenous inputs, for example a fixed disturbance entering at the plant output.
Continuous-time performance limitations for overshoot and resulted tracking measures