n. The study of that which cannot yet be explained; psychic or occult phenomena, such as telepathy and ghosts.
the GNU version of the Collaborative International Dictionary of English
n. The field of study concerned with psychological phenomena not explainable by the laws of physics, especially extrasensory perception, telepathy, psychokinesis, precognition, and clairvoyance.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. phenomena that appear to contradict physical laws and suggest the possibility of causation by mental processes
Word Usage
"The word parapsychology was coined by German philosopher Max Dessoir, while still a student."