Определение cata в Английский Язык Английский Язык словарь
It sometimes drops the final vowel, as in catoptric; and is sometimes changed to cath, as in cathartic, catholic
The Latin and English form of a Greek preposition, used as a prefix to signify down, downward, under, against, contrary or opposed to, wholly, completely; as in cataclysm, catarrh
cata
Этимология
(prefix.) Greek kata-, kat-, kath-, from kata down, in accordance with, by; akin to Old Welsh cant with, Hittite katta.