Ex*og"e*nous (?), a.
1. Bot.
Pertaining to, or having the character of, an exogen; -- the opposite of endogenous.
2. Biol.
Growing by addition to the exterior.
3. Anat.
Growing from previously ossified parts; -- opposed to autogenous.
Owen.
Exogenous aneurism Med., an aneurism which is produced by causes acting from without, as from injury.
© Webster 1913.