GLOSSARY
Note.—The words and phrases here included fall under three main heads:—
(1) Words common only in philosophical or medical use.
(2) Words or phrases used in psychical research with some special significance.
(3) A few words, distinguished by an asterisk, for which the author is himself responsible.
Aboulia.—Loss of power of willing.
After-image.—A retinal picture of an object seen after removing the gaze from the object.
Agent.—The person who seems to initiate a telepathic transmission.