Definition of "phototropic" []

• 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. (adjective)

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• "Shark Bay is notable for benthic 'living fossil' microbial communities, forming an expansive and wide variety of microbial mats, which are best developed in Hamelin Pool, giving the area the most significant assembly of phototropic microbial ecosystems in the world."
• "And the cats have taken to nesting* in the shade, whereas they are usually phototropic."
• "Or that Missi, apparently forever content to hover in the shadow of the alluring Zezula, would spring for a phototropic hair weave that caused her coiffure to change color as well as pattern with every light shift?"