" extrinsic "

[Adjective]  | "ex*trin*sic" | \ ek-ˈstrin-zik \

1: not forming part of or belonging to a thing : extraneous

2: originating from or on the outside; especially : originating outside a part and acting upon the part as a whole

3: external

Origin: 1613 ;

 French & Late Latin; French extrinsèque, from Late Latin extrinsecus, from Latin, adverb, from without; akin to Latin exter outward and to Latin sequi to follow {mat|exterior|}, ;

[Noun]  | "extrinsic factor" 

1: vitamin b12

Origin: 1938 ;

[Adjective]  | "extrinsic"