chemosynthesis(redirected from Chemiosynthesis)
Also found in: Dictionary, Thesaurus, Encyclopedia.
the building up of chemical compounds under the influence of chemical stimulation, specifically the formation of carbohydrates from carbon dioxide and water as a result of energy derived from chemical reactions. adj., adj chemosynthet´ic.
1. Chemical synthesis.
The synthesis of organic compounds by certain bacteria, especially in deep-sea hydrothermal vents, using energy obtained from the chemical oxidation of simple inorganic compounds. Chemosynthesis is thought to have been used by the first forms of life on Earth.
che′mo·syn·thet′ic (-sĭn-thĕt′ĭk) adj.