［拉］氯：同chlorine- photometry
- photomicrograph
- photomicrography
- photomicroscope
- photomicroscopy
- photomorphogenesis
- photomyoclonic
- photomyogenic
- photon
- photoncia
- photone
- photo-onycholysis
- photo-ophthalmia
- photoparoxysmal
- photopathy
- photoperceptive
- photoperiod
- photoperiodic
- photoperiodicity
- photoperiodism
- photopharmacology
- photophilic
- photophobia
- photophobic
- photophosphorylation