| a plant, animal, or other organism bearing an evolutionary relationship to another, often as a member of the same family |
| an organism that is not adapted to prevailing conditions or producing offspring that maintain its contribution of genes to the next generation |
photogenic pho·to·gen·ic (fō'tə-jěn'ĭk)
adj.
Producing or emitting light; phosphorescent.
Caused or produced by light, as a seizure.