chemotrophyn.
/ˈkiːməʊˌtrəʊfi/, /ˈkɛməʊˌtrəʊfi/, U.S. /ˈkimoʊˌtroʊfi/, /ˈkɛmoʊˌtroʊfi/ Biology.
Any of various forms of nutrition in microorganisms in which energy is derived from the oxidation of simple organic or inorganic chemical compounds without the involvement of light. Cf. phototrophy n. 2.
ΘΚΠ
the world > life > biology > balance of nature > organisms in relation to habitat > [noun] > conditions of
plasticity1858
modification1875
tolerance1898
autotrophy1900
heterotrophism1900
sympatry1904
heterotrophy1930
zootrophy1930
chemoautotrophism1943
chemolithotrophy1947
chemoorganotrophy1947
chemotrophy1947
chemoautotrophy1949
prototrophy1949
auxotrophy1953
photoautotrophy1961
photoheterotrophy1961
opportunism1967
chemoheterotrophy1972
chemolithoautotrophy1976
psychrotolerance1977
1947 Cold Spring Harbor Symp. Quant. Biol. 11 302/1 Nomenclature [of microorganisms] based upon energy sources... B. Chemotrophy. Energy provided entirely by dark chemical reaction.
1980 Limnol. & Oceanogr. 25 229/1 These electrons are potentially available for phototrophy and chemotrophy.
2003 Philos. Trans. (Royal Soc.) B. 358 69 (figure) Eukaryotes. No chemoautotrophs. No representatives capable of sustained chemotrophy.
This is a new entry (OED Third Edition, December 2008; most recently modified version published online March 2022).
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n.1947