photolithotrophy
/ˌfəʊtə(ʊ)lɪˈθɒtrəfi/Biology
noun
A form of phototrophic nutrition in which a simple inorganic compound is oxidized in the course of photosynthesis (as in green plants, which oxidize water to produce oxygen). Opposed to photoorganotrophy.
Origin
1940s; earliest use found in Cold Spring Harbor Symposium on Quantitative Biology. From photo- + litho- + -trophy.