CATA- Meaning of CATA- in English (also cat- ) ■ prefix1》 down; downwards: catadromous.2》 wrongly; badly: catachresis.3》 completely: cataclysm.4》 against; alongside: catechize. Originfrom Gk kata 'down'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004