Definition of cata- in English:

cata-

(also cat-)

prefix

  • 1Down; downward.

    ‘catadromous’
    ‘cataract’
  • 2Wrongly; badly.

    ‘catachresis’
    ‘catastrophe’
  • 3Completely; thoroughly.

    ‘catechize’
  • 4Against.

    ‘catapult’

Origin

From Greek kata down.