intrinsic

in·trin·sic

adj \in-ˈtrin-zik, -ˈtrin(t)-sik\

Definition of INTRINSIC

1

: originating or due to causes or factors within a body, organ, or part <intrinsic asthma>

2

: originating and included wholly within an organ or part—used especially of certain muscles <the cricothyroid is an intrinsic muscle of the larynx>; compare extrinsic 2