photobiologist
/ˌfoʊtoʊbaɪˈɑlədʒɪst/
noun
- A scientist who studies how living things interact with light, such as how plants use sunlight for photosynthesis or how animals respond to light.
- As a photobiologist, she spends her days researching how light affects the sleep cycles of birds.
- The photobiologist explained how coral reefs depend on sunlight for their algae to grow.
- The university hired a photobiologist to study the effects of artificial light on forest ecosystems.