As an adjective phototropic is
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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Wikidiffcom has no English definition. It may be misspelled. phototropic
English
Adjective
(
en adjective)
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.
Related terms
* phototropism
See also
* phototaxic