photoorganotrophyn.
/ˌfəʊtəʊɔːɡəˈnɒtrəfi/, U.S. /ˈˌfoʊdoʊˌɔrɡəˈnɑtrəfi/ Biology.
A form of phototrophic nutrition, characteristic of certain microorganisms, in which one or more of a variety of organic compounds are oxidized in the course of photosynthesis. Opposed to photolithotrophy n.
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the world > plants > by nutrition or respiration > [noun] > photosynthesis > from organic or inorganic compounds
photolithotrophy1947
photoorganotrophy1947
1947 Cold Spring Harbor Symp. Quant. Biol. 11 302 The following terminology is hereby proposed to characterize nutritional types [of microorganism]... A. Phototrophy. Energy chiefly provided by photochemical reaction. 1. Photolithotrophy. Growth dependent on exogenous inorganic H-donors. 2. Photoorganotrophy. Growth dependent on exogenous organic H-donors. B. Chemotrophy. Energy provided entirely by dark chemical reaction.
1961 Ecology 42 385/2 Photoheterotrophy (or photo-organotrophy) may be accomplished by certain soil algae in their natural environment.
1991 Arch. Microbiol. 155 334/2 Photoorganotrophy with various organic compounds as carbon sources is the preferred mode of growth.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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n.1947