tropotaxis

[ trop-uh-tak-sis, troh-puh- ]

/ ˌtrɒp əˈtæk sɪs, ˌtroʊ pə- /

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noun Zoology.

straight movement by an organism toward or away from a source of stimulation as a result of comparing information received by paired sensory receptors on both sides of the body.

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ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?

We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.

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Which of the following words describes “sky blue”?

navy

beryl

azure

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Compare klinotaxis.

Origin of tropotaxis

First recorded in 1930–35; tropo- + -taxis

Words nearby tropotaxis

tropopause, tropophilous, tropophyte, troposphere, tropospheric scatter, tropotaxis, -tropous, troppo, -tropy, Trossachs, trot