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phototaxis

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noun pho·to·tax·is \ˌfō-tō-ˈtak-səs\

Definition of phototaxis

  1. :  a taxis in which light is the directive factor

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Origin and Etymology of phototaxis

New Latin


First Known Use: circa 1889

Medical Dictionary

phototaxis

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noun pho·to·tax·is \-ˈtak-səs\

Medical Definition of phototaxis

plural

phototaxes

\-ˌsēz\play

  1. :  a taxis in which light is the directive factor

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