甲钴胺：血液中天然存在的促进造血的维生素，分子式为C63H91CoN13O14P，与氰钴胺密切相关，唯氰根为甲基所取代- photolysis
- photolyte
- photolytic
- photoma
- photomagnetism
- photometer
- photomethemoglobin
- photometry
- photomicrograph
- photomicrography
- photomicroscope
- photomicroscopy
- photomorphogenesis
- photomyoclonic
- photomyogenic
- photon
- photoncia
- photone
- photo-onycholysis
- photo-ophthalmia
- photoparoxysmal
- photopathy
- photoperceptive
- photoperiod
- photoperiodic