2. Noun. (parapsychology) The ability to mentally manipulate light. ¹
¹ Source: wiktionary.com
Definition of Photokinesis
1. [n -KINESES]
Medical Definition of Photokinesis
1. Alteration of random movements of motile organisms in response to light. Origin: photo-+ G. Kinesis, movement (05 Mar 2000)
Lexicographical Neighbors of Photokinesis
Literary usage of Photokinesis
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Animal Mind: A Text-book of Comparative Psychology by Margaret Floy Washburn (1917)
"The Continuous Action of Light: photokinesis When light stimulates not through its change of intensity, but through its action as a constant force, ..."
2. The Journal of Comparative Neurology and Psychology by Wistar Institute of Anatomy and Biology (1908)
"This increases the effectiveness of negative photokinesis by bringing the ... photokinesis is often strikingly marked. One is especially impressed in ..."
3. Studies in General Physiology by Jacques Loeb (1905)
"It is, moreover, possible that heliotropism and photokinesis are associated in certain ... of photokinesis as ..."
4. Studies in General Physiology by Jacques Loeb (1905)
"It is, moreover, pos- FIG- n sible that heliotropism and photokinesis are associated in certain ..."
5. The Journal of Comparative Neurology and Psychology by Wistar Institute of Anatomy and Biology (1905)
"The fact that certain bacteria increase or decrease movement in the light he called photokinesis. ROTHERT (/. c., p. 374) accepted the term kinesis for such ..."
6. Syracuse University Publications: Contributions from the Zoological Laboratory (1908)
"... as due to some form of light stimulus, whether it be positive or negative, nor perhaps even to photokinesis, how then shall they be interpreted? ..."