- Extradimensional
-
A term referring to a location of origin that is outside the spatial dimensions of length, width, and height that make up the fist three dimensions of our
spacetime continuum. In
ufology, the Extradimensional Hypothesis
( EDH ) theorizes that some
UFOs are extradimensional in origin. This hypothesis has been favored by
Jacques Vallée and Paris Flammonde.