[ki-nee-sis, kahy-]
noun Physiology.
the movement of an organism in response to a stimulus, as light.

1900–05; < Greek kī́nēsis movement, equivalent to kīnē-, verbid stem of kīneîn to move + -sis -sis Unabridged


a combining form with the general sense “movement, activity,” used in the formation of compound words, often with the particular senses “reaction to a stimulus” (photokinesis ), “movement without an apparent physical cause” (telekinesis ), “activity within a cell” (karyokinesis ).
Compare -kinesia.

< Greek -kīnēsis; see kinesis Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
kinesis (kɪˈniːsɪs, kaɪ-)
biology the nondirectional movement of an organism or cell in response to a stimulus, the rate of movement being dependent on the strength of the stimulus

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American Heritage
Medical Dictionary

kinesis ki·ne·sis (kə-nē'sĭs, kī-)
n. pl. ki·ne·ses (-sēz')
Motion or physical movement, especially movement that is induced by stimulation.

The American Heritage® Stedman's Medical Dictionary
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Example sentences
Protein kinesis: the dynamics of protein trafficking and stability.
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