Definition of orthokinesis in English:

orthokinesis

noun

Biology
  • A variation in the speed of random (non-oriented) movement of an organism or cell in response to the intensity of a stimulus.

Pronunciation

orthokinesis

/ˌɔːθəʊkɪˈniːsɪs/ /ˌɔːθəʊkʌɪˈniːsɪs/

Origin

1930s. From ortho- + -kinesis.