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pho·to·phos·phor·y·la·tion 'fōt-ō-.fäs-.fȯr-ə-'lā-shən n the synthesis of ATP from ADP and phosphate that occurs in a plant using radiant energy absorbed during photosynthesis
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pho·to·phos·phor·y·la·tion (fo″to-fos″for-ə-laґshən) the formation of ATP occurring in chloroplasts during photosynthesis; it is analogous to oxidative phosphorylation.Medical dictionary. 2011.