| 单词 | chemosynthesis |
| 释义 | chem- /kem-/, chemi- /ke-mi-/ or chemo- /kē-mō- or ke-mō-/combining formDenoting chemicals or indicating the involvement of chemical reactions ORIGIN: New L, from Late Gr chēmeiā (see alchemy) chemiatˈric adjective Iatrochemical, of medicine and physicians chemiluminescˈence noun Luminescence arising from chemical processes, eg that of the glow-worm chemiluminescˈent adjective chemisorpˈtion noun An irreversible adsorption in which the absorbed surface is chemically bonded to a substance chemˈitype noun Any chemical process for obtaining impressions from an engraving chemˈitȳpy noun chemoattracˈtant noun A chemical which provokes a chemotactic movement of eg cells or bacteria towards its area of highest concentration chemoautotroph /ke-mō-ötˈə-trof/ noun (biology) Any organism, eg bacteria, that produces energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide chemˈōnasty noun (botany) Plant movement provoked, but not orientated by a chemical stimulus chemopreven'tion noun The use of chemical compounds to prevent the development of cancers chemoprophylaxˈis noun The prevention of infectious disease by drugs chemōpsychiatˈric adjective chemōpsychīˈatry noun Treatment of mental illness by drugs chemōrecepˈtive adjective chemoreceptivˈity noun chemōrecepˈtor noun A sensory nerve-ending that responds to a chemical stimulus chemˈosphere noun (meteorology) The thermosphere chemˈōstat noun An apparatus for growing cultures of bacteria, fungi, tissue, etc chemōsynˈthesis noun (botany) The formation of organic molecules by some bacteria by means of energy derived from chemical reactions chemōtacˈtic adjective Relating to chemotaxis chemōtaxˈis noun Movement of cells or a whole organism in a definite direction in response to chemical stimulus chemōtherapeuˈtic adjective chemōtherapeuˈtics or more commonly chemōtherˈapy singular noun Treatment of infectious diseases or cancer by means of chemical compounds selectively directed against microorganisms or cancerous tissue (informal short form chēˈmō) chemōtherˈapist noun chemōtropˈic adjective chemotˈropism noun (botany and zoology) Orientation by differential growth in response to chemical stimulus chemˈtrail noun A vapour trail believed to contain toxic chemicals chemurˈgic or chemurˈgical adjective chemurgy /kemˈər-ji/ noun A branch of applied chemistry concerned with the use of agricultural products, or other organic raw materials, for industry |
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