- Any of various tropical or subtropical plants of the genusBegonia, widely cultivated as ornamentals for their usually asymmetrical, brightly colored leaves. 秋海棠：泛指各种热带或亚热带的植物秋海棠 属，因其长着颜色鲜艳且不对称的叶子而被作为观赏植物广泛培植
- New Latin Begonia [genus name] 新拉丁语 Begonia [属名]
- after Michel Bégon (1638-1710), French governor in the West Indies 源自米歇尔 贝纲 （1638-1710年），法国驻西印度群岛总督
- photolithography
- photolyses
- photolysis
- photom.
- photomap
- photomechanical
- photometer
- photometries
- photometry
- photomicrograph
- photomicroscope
- photomontage
- photomultiplier
- photomultiplier tube
- photomural
- photon
- photonegative
- photonics
- photons
- photonuclear
- photo-offset
- photo opportunity
- photoperiod
- photoperiodical
- photoperiodicities