hyperdiffusion

/HH AY1 P ER0 D IH1 F Y UW1 ZH AH0 N/
noun
  1. 1

    (mathematics, physics) Any form of diffusion whose mathematical representation contains orders greater than cubic.

  2. 2

    (pseudoscience) Pseudoarchaeological hypothesis that postulated that historical technologies can be traced to a single civilization.