phototropic

[ foh-tuh-trop-ik, -troh-pik ]
/ ˌfoʊ təˈtrɒp ɪk, -ˈtroʊ pɪk /

adjective Botany.

growing toward or away from the light.
taking a particular direction under the influence of light.

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Origin of phototropic

First recorded in 1895–1900; photo- + -tropic

OTHER WORDS FROM phototropic

pho·to·trop·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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