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Definition of Photoheterotroph
1. Noun. A heterotrophic organism that uses light for energy but cannot use carbon dioxide as its sole carbon source and thus uses organic compounds from the environment. ¹
¹ Source: wiktionary.com
Medical Definition of Photoheterotroph
1. An organism that depends on light for most of its energy and principally on organic compounds for its carbon. Compare: photoautotroph, photolithotroph, phototroph. Origin: photo-+ G. Heteros, other, + trophe, nourishment (05 Mar 2000)
Lexicographical Neighbors of Photoheterotroph
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