acatalasia
/ˌeɪkatəˈleɪzɪə/ /ˌeɪkatəˈleɪʒə/Medicine
noun
Total or partial deficiency of the enzyme catalase in the blood and tissues, occurring as an inherited (autosomal dominant) disorder and sometimes associated with infection and ulceration of the gums and other oral tissues.
Origin
1950s. From a- + catalase + -ia.