adj.
Pronunciation: en- ' dä-j ə -n ə s
Function: adjective
Date: 1830
1 : growing or produced by growth from deep tissue < endogenous plant roots>
2 a : caused by factors inside the organism or system <suffered from endogenous depression> < endogenous business cycles> b : produced or synthesized within the organism or system <an endogenous hormone>
– en · dog · e · nous · ly adverb