adj \ek-ˈsäj-ə-nəs\

Definition of EXOGENOUS

: growing from or on the outside <exogenous spores>
: caused by factors (as food or a traumatic factor) or an agent (as a disease-producing organism) from outside the organism or system <exogenous obesity> <exogenous psychic depression>
: introduced from or produced outside the organism or system; specifically : not synthesized within the organism or system—compare endogenous
ex·og·e·nous·ly adverb

Variants of EXOGENOUS

ex·og·e·nous also ex·o·gen·ic \ˌek-sō-ˈjen-ik\

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