虎こ疫えきこえきMeanings1nouncholeraobsolete termObsolete term for cholera, replaced by コレラ in modern Japanese. Found only in historical texts or pre-modern medical contexts.明めい治じ時じ代だいの記き録ろくには「虎こ疫えき」という言こと葉ばがよく出でてくる。The word 虎疫 often appears in records from the Meiji period.