adverb
- in a manner relating to or produced by the chemical effects of light
Usage: technical; scientific
Examples
- The dye was photochemically activated by exposure to ultraviolet light.
- Water can be photochemically decomposed into hydrogen and oxygen using a catalyst.
- The polymer chains were photochemically cross-linked to increase their strength.
- Photochemically induced reactions are essential in photosynthesis.
- The material changed color photochemically when exposed to sunlight.