Definition of over- in English:

over-

prefix

  • 1Excessively; to an unwanted degree.

    ‘overambitious’
    ‘overcareful’
    1. 1.1 Completely; utterly.
      ‘overawe’
      ‘overjoyed’
  • 2Upper; outer; extra.

    ‘overcoat’
    ‘overtime’
    1. 2.1 Over; above.
      ‘overcast’
      ‘overhang’

Pronunciation

over-

/ˈəʊvə/