phototropic

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English

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Etymology

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From photo- +‎ -tropic.

Adjective

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phototropic (comparative more phototropic, superlative most phototropic)

  1. Having a tendency to move in response to light. An animal or microbe that is positively phototropic will move toward light. One that is negatively phototropic will move away from light.
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Translations

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See also

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