ramify

haaraantua

haarautua To divide into branches or subdivisions.
1893, Henry Morris, Human Anatomy, page 648

The cortical, hemispheral or superficial veins ramify on the surface of the brain and return the blood from the cortical substance into the venous sinuses.

to ramify an art, subject, scheme.

My point here is that the field within which such determination takes place is not bounded to constitute a single discipline, a single academic elite, a single language domain, a single culture, a single historical period, but that that field ramifies out so as to encompass, ultimately, the entire history of the whole of humankind.