- any organism that derives its energy for food synthesis from light and is capable of using carbon dioxide as its principal source of carbon.
Origin of photoautotroph
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (of plants) capable of using light as the energy source in the synthesis of food from inorganic matterSee also photosynthesis
- See phototroph.
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