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rheotaxis

[ ree-uh-tak-sis ]

noun

, Biology.
  1. oriented movement of an organism in response to a current of fluid, especially water.


rheotaxis

/ ˌriːəˈtæktɪk; ˌriːəˈtæksɪs /

noun

  1. movement of an organism towards or away from a current of water


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Derived Forms

  • rheotactic, adjective

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Other Words From

  • rhe·o·tac·tic [ree-, uh, -, tak, -tik], adjective

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Word History and Origins

Origin of rheotaxis1

First recorded in 1895–1900; rheo- + -taxis

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