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a combining form with the meanings “chemical,” “chemically induced,” “chemistry,” used in the formation of compound words:
combining form
indicating that chemicals or chemical reactions are involved: chemotherapy

before vowels chem-, word-forming element denoting “relation to chemical action or chemicals,” from comb. form of chemical (adj.), used to form scientific compound words from c.1900.

chemo- or chemi- or chem-
Chemicals; chemical: chemotherapy.


Read Also:

  • Chemoattractant

    /ˌkɛməʊəˈtræktənt/ noun 1. a chemical substance that provokes chemotaxis, esp one that causes a bacterium to move in the direction in which its concentration is increasing

  • Chemoautotroph

    chemoautotroph che·mo·au·to·troph (kē’mō-ô’tə-trōf’, -trŏf’, kěm’ō-) n. An organism that depends on inorganic chemicals for its energy and principally on carbon dioxide for its carbon. Also called chemolithotroph. che’mo·au’to·tro’phic (-trō’fĭk, -trŏf’ĭk) adj. chemoautotroph (kē’mō-ô’tə-trŏf’) See chemotroph.

  • Chemoautroph

    /ˌkiːməʊˈɔːtrəʊf/ noun 1. a variant of chemautotroph

  • Chemobiotic

    chemobiotic che·mo·bi·ot·ic (kē’mō-bī-ŏt’ĭk, kěm’ō-) n. A combination of an antibiotic with a chemotherapeutic agent.

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