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anticatalase

American  
[an-tee-kat-l-eys, -eyz, an-tahy-] / ˌæn tiˈkæt lˌeɪs, -ˌeɪz, ˌæn taɪ- /

noun

Biochemistry.
  1. a substance that inhibits the enzymatic action of a catalase.


Etymology

Origin of anticatalase

anti- + catalase