1. of or relating to the biological effects of light on living organisms
Usage: technical; scientific

Examples

• Photobiologic responses in plants include photosynthesis and circadian rhythm regulation.
• The research team studied photobiologic effects of UV radiation on skin cells.
• Photobiologic mechanisms explain how organisms sense and respond to light.
• Scientists investigate photobiologic pathways to understand vision in different species.
• The photobiologic impact of artificial lighting on human sleep patterns is well documented.