Is it farther or further?
1924, from para- (1) "beside" + psychology.
parapsychology par·a·psy·chol·o·gy (pār'ə-sī-kŏl'ə-jē)n. The study of extrasensory perception, such as telepathy, psychokinesis, and clairvoyance.
The study of extrasensory perception (ESP), communications with the dead, telekinesis (using mental energy to cause distant objects to move), and other mental phenomena that have not been explained or accepted by scientists. (See psychic research.)