faustian
1. [ adjective ] pertaining to or resembling or befitting Faust or Faustus especially in insatiably striving for worldly knowledge and power even at the price of spiritual values
Examples:

"a Faustian pact with the Devil"

Related terms: Faust
Similar spelling:   Faustino
  Faustina
  fustian
  fasting
  faction
  fasten