单词	chemoprophylaxis
释义	chemoprophylaxis noun che·​mo·​pro·​phy·​lax·​is ˌkē-mō-ˌprō-fə-ˈlak-səs   also  -ˌprä-fə- : the prevention of infectious disease by the use of chemical agents chemoprophylactic ˌkē-mō-prō-fə-ˈlak-tik   also  -ˌprä-fə- adjective Example Sentences Recent Examples on the Web The placing of health care workers under chemoprophylaxis should not instill a sense of false security. Paul Bedard, Washington Examiner, 24 Mar. 2020 Chloroquine is used to treat malaria, as well as in chemoprophylaxis, which is the administering of drugs to prevent the development of disease, according to the US Centers for Disease Control and Prevention. Eliott C. Mclaughlin, CNN, 23 Mar. 2020 Word History Etymology chemo- + prophylaxis First Known Use 1931, in the meaning defined above Medical Definition chemoprophylaxis noun che·​mo·​pro·​phy·​lax·​is -ˌprō-fə-ˈlak-səs also -ˌpräf-ə- plural chemoprophylaxes -ˌsēz  : the prevention of infectious disease by the use of chemical agents
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