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| Absent Healing | Healing that purportedly takes place when the healer is not in direct physical contact with the subject to be healed. |
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| Absent Sitter | An individual or entity not present during a psychic session, who is examined of read. |
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| Acupuncture | Traditional Chinese medical practice that involves sticking needles into specific locations on the body |
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| Agent | An individual who attempts to communicate information to another sentient being in an ESP session. |
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| Akashic Records | Memories of all experiences since the beginning of time, believed by some mystical doctrines to be stored permanently in a spiritual substance (Akasha) |
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| Alien Abduction | Reported experiences of being abducted by alien creatures, often into spacecraft. Abductees often experience lost time and suffer loss of memory. When memories are recovered, often using hypnotic regression, abductees may report that surgical operations were performed on them. See also temporal lobe activity |
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| Alpha Rhythm | Electrical activity in the brain (about 10 cycles per second) associated with a state of mental relaxation |
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| Altered State | A term used to refer to any state of consciousness that is different from 'normal' states of waking or sleeping. ASCs include hypnosis, trance, ecstasy, psychedelic and meditative experience. ASCs do not necessarily have paranormal features |
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| Ancestor Worship | Religious practices involving the veneration of dead ancestors |
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| Angels | Benevolent spiritual beings who help people in need. See also guardian angel |
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| Animal Magnetism | A term coined by F.A. Mesmer to refer to a putative force or fluid capable of being transmitted from one person to another, producing healing effects |
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| Animal Mutilation | Refers to cases in which animal corpses (often cattle) have been found with bizarre injuries that do not seem to have a normal explanation in terms of illness, accident or action of predators. Cuts and injuries often appear to have been carried out with surgical precision. Typically the corpse is drained of blood. Certain body parts may be absent (e.g., genitals) |
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| Animal Psi | Paranormal abilities exhibited by animals |
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| Animism | Religious practices based on the belief that all living things and natural objects have their individual spiritual essence or soul |
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| Announcing Dream | A dream believed to announce an individual's rebirth |
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| Anomalous Experience | A general term referring to unusual experiences that cannot be explained in terms of current scientific knowledge |
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| Anomalous Phenomena | Natural phenomena that cannot be explained in terms of current scientific knowledge. See also Fortean phenomena |
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| Apparition | A visual appearance (cf. hallucination), often of a person or scene, generally experienced in a waking or hypnagogic/hypnopompic state |
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| Apport | A physical object which appears in a way that cannot be explained (seeming to come from nowhere). Apports are often associated with the seance room and physical mediumship |
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| Artefact | In parapsychology, false evidence of paranormal phenomena, due to some extraneous normal influence |
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| Astral Body | A term used by occultists, spiritualists and theosophists to refer to a supposed double of the person's physical body. The astral body is believed to be separable from the physical body during astral projection (out of body experience) and at death |
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| Astral Projection | A term used by occultists, spiritualists and theosophists for the out of body experience. It is believed to result when the astral body separates from the physical body |
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| Astrology | A theory and practice which attempts to identify the ways in which astronomical events are correlated with events on earth (e.g., with an individual's personality and biography, or with social and political trends) |
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| Atavism | Re-emergence of ancestral characteristics; a genetic throwback |
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| Augury | Divination |
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| Aura | A field of energy believed by some to surround living creatures. Certain clairvoyants claim to be able to see the aura (generally as a luminous, coloured halo) |
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| Automatic Writing | The ability to write intelligible messages without conscious control or knowledge of what is being written |
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| Automatism | Physical activites (e.g., arm movements, writing, drawing, musical performance) that occur without the automatist's conscious control or knowledge. Also known as motor automatism. See also automatic writing, dissociation |
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| Autoscopy | Seeing one's double. Looking back at one's own body from a position outside of the body |
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| Ba | Ancient Egyptian concept of a person's essence, believed to be be immortal |
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| Banshee | In Gaelic belief, a female entity who heralds a death by groaning and screaming |
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| Bardo | In Tibetan Buddhism, an intermediate state of existence, usually referring to the state between life and rebirth |
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| Basic Technique | Term used in card-guessing tests of clairvoyance, in which the top card of the deck is placed to one side after each guess |
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| Billet Reading | Procedure in which a question is secretly written on a piece of paper which is folded or sealed in an envelope, and handed to the psychic who attempts to answer the question. Various trickery can be employed by fraudulent psychics and mentalists |
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| Bilocation | Being (or appearing to be) in two different places at the same time |
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| Bio-PK | Psychokinetic effects on biological processes |
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| Biofeedback | A general term for techniques that involve giving a person information about their current physiological state (e.g., heart rate, EEG). Biofeedback is used to enable people to control consciously their physiological processes |
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| Black Art | Conjuring technique of concealing objects using black covers against a black background. Also used by fraudulent mediums |
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| Black Magic | Magical spells or rituals practiced with the intention of harming others |
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| Blind | An experimental control in which subjects are not informed of certain key features of the experiment. Also used to refer to a procedure where a judge is asked to compare targets and responses without knowing which responses were made to which targets |
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| Blind Matching | An identical procedure to open matching, except that the key cards are unseen by the subject |
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| Book Test | A communication in which the sitter is asked to look at a specific book and page in order to receive a significant message. An effect in which the psychic or mentalist divines the words written on a particular page of a book |
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| Cabinet | A box or curtained enclosure in which a physical medium is secured and from which various phenomena may manifest (e.g., lights, objects moving, instruments played). Certain stage magicians can simulate this procedure with great effect |
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| Call | Response made by a subject in a card-guessing or other ESP test |
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| Candomble | A Brazilian spiritist religion |
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| Card Guessing | An experimental test for ESP in which subjects guess the identity of a set of cards (e.g., playing cards or Zener cards) |
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| Cartomancy | Fortune telling using cards |
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| Cerebral Anoxia | Lack of oxygen to the brain, often causing sensory distortions and hallucinations. Sometimes used to explain features of the near-death experience |
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| Chance | Random, unpredictable influences on events |
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| Channeling | Receiving messages and inspiration from discarnate entities |
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| Charm | A spell or object possessing magic power |
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| Christian Science | A religious healing movement founded by Mary Baker Eddy. Rejects orthodox medical practice |
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| Cipher Test | A coded message left by a person who intends to communicate the cipher after death |
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| Circle | A group of people who hold seances |
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| Clairaudience | The paranormal obtaining of information by hearing sounds or voices |
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| Clairsentience | An archaic term that refers to the paranormal obtaining of information using faculties other than vision or hearing |
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| Clairvoyance | A general term that refers to the paranormal obtaining of information about an object or event. In modern usage, this does not necessarily refer to obtaining information visually |
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| Clairvoyant | A person who obtains information paranormally (often by spirit communication) without the need to enter into a trance state |
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| Closed Deck | A set of cards used in a card-guessing test where each card appears a fixed number of times. Statistical analysis of research data using a closed deck differs from statistical analysis of data using an open deck |
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| Cold Reading | A reading given with no prior knowledge of the sitter. Often a mixture of very general statements which could apply to anyone, together with inferences made from cues presented by the sitter (e.g., physical appearance, clothes, tone of voice, statements made) |
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| Collective Apparition | An apparition seen simultaneously by more than one person |
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| Collective Unconscious | Concept put forward by C.G. Jung to refer to a level of unconscious thought and experience shared collectively by humans |
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| Communication | In mediumship, a message purported to be from a discarnate entity |
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| Communicator | A discarnate entity from whom the medium receives messages |
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| Confederate | A person who secretly provides information to a fraudulent psychic or mentalist |
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| Conjuring | Using trickery to simulate paranormal effects, generally for the purpose of entertainment |
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| Contact Mind Reading | A technique simulating telepathy, in which the mind reader (who generally holds a hand or arm) responds to slight muscle movements produced unconsciously by the person whose mind is apparently being read |
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| Control | In experimental parapsychology a procedure undertaken in order to ensure that the experiment is conducted in a standard fashion and so that results are not unduly influenced by extraneous factors. In spiritualism, a discarnate entity who communicates with a trance medium and who generally controls the trance state |
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| Control Group | A group of people whose performance is compared with that of experimental subjects |
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| Corn Circle | Circular (or more elaborate) formations found in growing crops, most commonly in Southern Britain. Sometimes they are associated with UFO sightings. Many formations appear to have been intelligently created and to have some symbolic meaning. Despite several confessions made by various individuals and groups, the crop circle mystery remains unsolved |
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| Cosmic Consciousness | A blissful experience in which the person becomes aware of the whole universe as a living being. See also altered state of consciousness, mystical experience |
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| Coven | A group of witches |
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| Crisis Apparition | An apparition in which a person is seen within a few hours of an important crisis such as death, accident or sudden illness |
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| Cross-correspondence | Separate items of information, received independently by two or more mediums, which make sense only when pieced together. Cross-correspondences is a classic case of highly complex cross-correspondences which continued from 1901 to 1932 among a group of automatists associated with the Society for Psychical Research |
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| Cryptomnesia | Knowledge (acquired in normal ways) that may be revealed without the person remembering its source. Such memories may falsely appear to be paranormal revelations. Sometimes cryptomnesia is used as an explanation for apparently paranormal experiences such as xenoglossy or past-life memories |
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| Curse | Words spoken or written in order to influence others paranormally, causing them harm |
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| Daemon | A guardian spirit who communicates inspiration and advice |
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| Death | Generally understood to be the extinction of an organism's life. Many doctrines assert some form of mental or spiritual survival of physical death. See also deathbed experience, haunting, mediumship, near-death experience, reincarnation |
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| Deathbed Experience | A dying person's awareness of the presence of dead friends or relatives |
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| Decline Effect | A decrease in performance on a psi test when the test is repeated |
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| Deja Vu | A person's feeling that current events have been experienced before |
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| Delta | A term used to refer to any kind of anomalous experience |
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| Dematerialization | The paranormal fading or disappearance of a physical object |
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| Demonic Possession | Possession by evil spirits |
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| Deport | The paranormal movement of objects out of a secure enclosed space |
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| Dice Test | Experimental techniques for investigating psychokinesis, in which a subject attempts to influence the fall of dice |
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| Direct Voice | A voice heard in a seance which does not seem to emanate from any person. The voice may seem to come out of thin air, or from a trumpet used specifically for this purpose |
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| Displacement | Responses on a psi test that correspond systematically to targets other than the intended one (e.g., those before or after) |
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| Dissociation | Activity performed outside of normal conscious awareness, or mental processes that suggest the existence of separate centres of consciousness |
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| Divination | Practices involving the interpretation of signs or symbols that seek to obtain oracular knowledge of events. Examples of divinatory practices are geomancy, tarot, I Ching, sortilege, and reading tea leaves |
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| Divining Rod | A forked rod (or sometimes a pair of L-shaped rods) used in dowsing |
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| DMILS | Direct Mental Interaction with Living Systems. Psychokinetic influences on physiological processes |
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| Doppelganger | 1. Mirror image or apparent double of a person. 2. Mythology creature that is able to assume the visage of another entity for deception. |
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| Double | A duplicate of one's own body |
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| Double Blind | An experimental procedure in which neither the subject nor experimenter is aware of key features of the experiment |
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| Down Through Technique | An experimental test for clairvoyance in which the person guesses the order of a stacked series of target symbols (e.g., cards) from top to bottom |
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| Dowsing | The paranormal detection of underground water or mineral deposits (or lost persons and objects) using a divining rod or pendulum |
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| Dream | Physiological state during sleep where the brain undergoes an alternate conscious state in which events are viewed and played out. |
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| Drop-in Communicator | An uninvited communicator who drops in at a sitting |
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| Earthquake Effect | A phenomenon produced by the physical medium D.D. Home, involving the room shaking as if there was an earthquake |
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| Ecstasy | An altered state of consciousness in which the person experiences great rapture and loss of self-control |
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| Ectoplasm | A semi-fluid substance exuded by a physical medium from which materializations may form |
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| EEG (Electro-encephalography) | A method of recording variations of electrical activity in the cortex of the brain |
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| Electronic Voice Phenomena (EVP) | See Raudive voices |
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| Elemental Spirit | A spirit associated with one of the classical four elements (fire, earth, air and water) |
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| Elongation | Paranormal extension of the physical body, reported in some mystics and physical mediums |
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| Empath | Someone who shows considerable empathy, especially of the apparently psychic type |
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| Empathy | The ability to understand the experience or emotional state of another person or animal. Often used to refer to an apparently psychic ability to experience another person's sensations, pain or emotions. Cf. clairsentience, intuition |
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| Entity | A spirit or non-material entity. Often used to refer to the personality of a deceased individual. |
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| ESP | Short form for Extrasensory Perception. |
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| ESP Cards | Set of 25 cards (5 each of circle, square, Greek cross, five-pointed star, three wavy lines) designed by the perceptual psychologist Karl Zener for use in card-guessing tests of ESP. Also Known as Zener Cards. |
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| Etheric Body | Similar to astral body |
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| Evil Eye | Alleged ability of some people to harm others by looking at them |
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| Evocation | The summoning of (often evil) spirits using a magical incantation or ritual |
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| EVP | Electronic Voice Phenomena. Intelligible voices recorded on magnetic tape under conditions of silence or white noise which are heard only when the tape is played back. |
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| Exorcism | A religious or quasi-religious rite to drive out evil spirits |
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| Experiment | A test carried out under controlled conditions |
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| Experimental Group | A group of subjects who undergo a specific experimental procedure. Often results from this group are compared with those of a control group |
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| Experimental Parapsychology | Parapsychological research involving experimental methods rather than survey techniques or the investigation of spontaneous cases |
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| Experimenter | The person who conducts the experiment |
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| Experimenter Effect | Influence that the experimenter's personality or behaviour may have on the results of an experiment |
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| Extradimensional | Originating outside our normal space-time reality. Cf. extraterrestrial |
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| Extrasensory Perception (ESP) | Paranormal acquisition of information. Includes clairvoyance, telepathy and precognition |
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| Extraterrestrial | Originating beyond planet Earth. Not normally considered to be extradimensional |
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| Fairy | Small, human-like mythical being |
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| Faith Healing | Healing that is associated with prayer or belief in Divine power |
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| False Awakening | An experience in which a person believes he or she has woken up, but actually is still dreaming |
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| Faraday Cage | A wire mesh enclosure that provides a shield to radio waves |
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| Feedback | The giving of information to subjects about their performance on a test |
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| Fire Walking | Walking on red-hot coals, without pain or damage to the feet |
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| Focal Person | Person who is at the centre of poltergeist activity |
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| Forced-Choice Test | An ESP test in which the subject guesses from a predetermined list of alternative targets |
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| Fortean Phenomena | Strange phenomena, especially those which challenge conventional scientific knowledge. Named after the American researcher and writer Charles Fort. Fortean phenomena include those generally considered paranormal, but also bizarre non-paranormal events such as monsters and prodigies, extraordinary coincidences, and unusual rains |
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| Fortune Telling | Various practices which aim to divine future events |
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| Fraud | The deliberate faking of paranormal phenomenena, generally for the purpose of financial gain, psychological manipulation, or notoriety. Faking for the purpose of entertainment (e.g., by stage magicians and mentalists) is not normally classed as fraud |
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| Free-Response Test | An ESP test in which the subject responds freely (does not choose from a fixed list of targets). For example, the subject may write down or draw their impressions, or may talk freely into a tape recorder. In order to assess the accuracy of the responses, they are compared with various targets (including the actual target) by a judge |
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| Ganzfeld | A technique for investigating ESP in which the person experiences an absence of patterned stimulation. This generally involves the subject wearing halved table-tennis balls over the eyes while listening to hiss (white noise) through headphones |
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| Geomancy | A system of divination involving the interpretation of lines or figures |
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| Ghost | Popular term for an experience believed to indicate the presence of the spirit of a deceased person |
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| Gimmick | In conjuring, any small concealed apparatus that is used to produce a magical effect. Also used by fraudulent mediums |
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| Glossolalia | Unintelligible speech generally uttered in a dissociated or trance state. Also known as speaking in tongues |
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| Guardian Angel | An angel believed to protect the individual |
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| Guide | A spirit who is believed to assist a person's spiritual journey. See also angel, guardian angel |
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| Hallucination | A sensory experience that does not correspond to physical reality |
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| Haunting | Paranormal phenomena such as apparitions, unexplained sounds, smells or other sensations that are associated over a lengthy period of time with a specific location |
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| Healer | Someone who claims the power of healing |
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| Healing | Generally indicates cures that cannot be explained in terms of accepted medical principles |
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| Hellstromism | See contact mind reading |
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| Hex | Evil spell or magical curse. Protection from witchcraft |
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| Hit | A response that accurately matches the target |
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| Hot Reading | A reading given in which prior knowledge of the sitter has been obtained, often using devious or fraudulent means |
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| Huna | An Hawaiian religious practice involving clairvoyance, precognition, healing, miracles and magic |
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| Hyperaesthesia | Exceptionally acute sensory awareness |
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| Hypnagogic Imagery | Imagery occurring in the hypnagogic state (occuring while dropping off to sleep) |
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| Hypnopompic Imagery | Imagery occurring in the hypnopompic state (occurring while waking up) |
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| Hypnosis | An ASC involving a heightened degree of suggestibility |
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