Definition of patination in English:

patination

noun

mass noun
  • 1The production by oxidation of a green or brown film on the surface of bronze or similar metals.

    ‘natural patination on ancient bronzes’
    count noun ‘the sheets are chemically treated to bring about a green patination’
    1. 1.1 The production or formation of a gloss or sheen.
      ‘tan interior leather with just a little patination from regular use’

Pronunciation

patination

/ˌpatɪˈneɪʃ(ə)n/