| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
exogenous ex·og·e·nous (ěk-sŏj'ə-nəs)
adj.
Originating or produced outside of an organism, a tissue, or a cell.
Having a cause external to the body. Used of diseases.
| exogenous (ěk-sŏj'ə-nəs) Pronunciation Key
Originating or produced from outside an organism, tissue, or cell. Compare endogenous. |