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photosynthesis: Meaning and Definition of

pho•to•syn•the•sis

Pronunciation: (fō"tu-sin'thu-sis), [key]
— n. Biol., Biochem.
  1. (esp. in plants) the synthesis of complex organic materials, esp. carbohydrates, from carbon dioxide, water, and inorganic salts, using sunlight as the source of energy and with the aid of chlorophyll and associated pigments.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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