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acceptor |
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acceptor [ak′sep·tər] (chemistry) A chemical whose reaction rate with another chemical increases because the other substance undergoes another reaction. A species that accepts electrons, protons, electron pairs, or molecules such as dyes. (chemical engineering) A calcined carbonate used to absorb the carbon dioxide evolved during a coal gasification process. (solid-state physics) An impurity element that increases the number of holes in a semiconductor crystal such as germanium or silicon; aluminum, gallium, and indium are examples. Also known as acceptor impurity; acceptor material.
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| any enzyme of the class of oxidoreductases in which molecular oxygen is the hydrogen acceptor. any enzyme of the class of oxidoreductases in which molecular oxygen is the hydrogen acceptor. any enzyme of the class of oxidoreductases in which molecular oxygen is the hydrogen acceptor. |
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