phototroph

(redirected from Phototrophic autotroph)
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Related to Phototrophic autotroph: photoautotrophic, Photosynthetic autotroph

pho·to·troph

(fō'tō-trōf),
An organism that uses light for its energy needs. Compare: photoautotroph, photoheterotroph, photolithotroph.

phototroph

(fō′tə-trŏf′, -trōf′)
n.
An organism that is capable of using light energy to synthesize sugars and other organic molecules from carbon dioxide. Green plants, algae, and cyanobacteria are phototrophs. Also called photoautotroph.

pho′to·troph′ic adj.
pho′to·troph′i·cal·ly adv.

phototroph

an ORGANISM that uses light as the primary ENERGY source.