phen - plai
- photochemistry
- photochromic
- photochromism
- photocoagulation
- photocompose
- photocomposer
- photocomposition
- photoconductive
- photoconductivity
- photocopier
- photocopy
- photocurrent
- photodecomposition
- photodegradable
- photodetector
- photodiode
- photodisintegrate
- photodisintegration
- photodissociate
- photodissociation
- photoduplicate
- photoduplication
- photodynamic
- photodynamically
- photoelectric
- photoelectric cell
- photoelectric effect
- photoelectrically
- photoelectron
- photoelectronic
- photoemission
- photoemissive
- photoengrave
- photoengraver
- photoengraving
- photoexcitation
- photoexcited
- photofinisher
- photofinishing
- photoflash