Definition of chemolithotrophy in US English:

chemolithotrophy

noun

Biology
  • A form of chemotrophic nutrition in which a simple inorganic compound is oxidized in the course of biosynthesis. Contrasted with chemoorganotrophy.

Origin

1940s; earliest use found in Cold Spring Harbor Symposium on Quantitative Biology. From chemo- + litho- (indicating the use of mineral substances) + -trophy. Compare chemoorganotrophy and photolithotrophy.