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phototropism

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phototropism

One entry found.

Main Entry: pho·tot·ro·pism

Pronunciation: \fō-ˈtä-trə-ˌpi-zəm\

Function: noun

Etymology: International Scientific Vocabulary

Date: 1899

: a tropism in which light is the orienting stimulus

Learn more about "phototropism" and related topics at Britannica.com

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