- Photobiology Noun
- Photobiont Noun
- Photobleaching Noun
- Photocapacitor Noun
- Photocarrier Noun
- Photocatalysis Noun
- Photocatalyst Noun
- Photocathode Noun Adj
- Photocell Noun Adj
- Photoceptor Noun
- Photocharging Noun
- Photochemigraphy Noun
- Photochemist Noun
- Photochemistry Noun
- Photochemotherapy Noun
- Photochlorination Noun
- Photochromism Noun
- Photochromolithography Noun
- Photochromy Noun
- Photochronograph Noun
- Photoclinometer Noun Adj
- Photoclinometry Noun
- Photocoagulation Noun
- Photocoagulator Noun
- Photocolorimeter Noun
- Photocolorimetry Noun
- Photocolposcopy Noun
- Photocomposer Noun
- Photocomposing Noun
- Photocomposition Noun
- Photocondensation Noun
- Photoconduction Noun
- Photoconductivity Noun Adj
- Photoconductor Noun Adj
- Photoconverter Noun
- Photocopier Noun
- Photocopy Noun Verb Adj
- Photocopying Noun
- Photocoupler Noun
- Photocrosslinking Noun
- Photocurrent Noun Adj
- Photodecomposition Noun
- Photodegradation Noun
- Photodermatitis Noun
- Photodermatosis Noun
- Photodetachment Noun
- Photodetector Noun Adj
- Photodeuteron Noun
- Photodimer Noun
- Photodimerization Noun
- Photodiode Noun Adj
- Photodisintegration Noun
- Photodisk Noun
- Photodissociation Noun
- Photodosimeter Noun
- Photodynamics Noun
- Photoelasticity Noun
- Photoelectret Noun
- Photoelectric Adj Noun
- Photoelectricity Noun