Definition of Photokinesis

1. Noun. Any movement that is in response to light. ¹



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)

Photokinesis Pictures

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Lexicographical Neighbors of Photokinesis

photoisomerize
photoisomerized
photoisomerizes
photoisomerizing
photoisomers
photojournalism
photojournalist
photojournalistic
photojournalists
photojunction
photojunctions
photokeratitis
photokeratoscope
photokilling
photokineses
photokinesis (current term)
photokinetic
photokinetics
photokymograph
photolabeling
photolabelling
photolabile
photolike
photolithograph
photolithographed
photolithographer
photolithographers
photolithographic
photolithographically
photolithographing

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? ..."

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