photoautotroph
(fōˌtō-ôˈtə-trŏfˌ, -trōfˌ)
noun An organism capable of synthesizing its own food from inorganic substances using light as an energy source. Green plants and photosynthetic bacteria are photoautotrophs.
Related Forms:
- phoˌto·auˌto·trophˈic adjective
- phoˌto·auˌto·trophˈi·cal·ly adverb
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