photo - plasmid
- photo
- photo-induced
- photo-induced cross-linking
- photoablation
- photoactinic
- photoactive
- photoallergic
- photoallergy
- photoautotrophic
- photobacteria
- photobacterium
- photobiologic
- photobiological
- photobiology
- photobiotic
- photocamera
- photocatalysis
- photocatalyst
- photocatalytic
- photocatalyzer
- photocauterization
- photocell
- photoceptor
- photochemical
- photochemical activity
- photochemical smog
- photochemistry
- photochemotherapy
- photochrome
- photochrome glasses
- photochrome spectacles
- photochromogen
- photochromogenic
- photochromogenicity
- photocoagulation
- photocoagulator
- photocolposcopy
- photocontact
- photocontact dermatitis
- photoconvulsive