en·dog·e·nous adj.
Produced or growing from within.
Originating or produced within an organism, tissue, or cell: endogenous secretions.
Produced or growing from within.
Originating or produced within an organism, tissue, or cell: endogenous secretions.
True digestibility excludes the measurement of endogenous substances.
My jizz is produced endogenously within my penis.
My jizz is produced endogenously within my penis.
by CaDick February 13, 2006