Word parts change

bi- + centenary

Pronunciation change

  • IPA (key): /baɪ-sɛnˈtɛnəri/ or /baɪ-ˈsɛntəˌnɛri/
  • (file)

Noun change

Singular
bicentenary

Plural
bicentenaries

  1. (countable) A bicentenary is the anniversary or celebration of something important that happened 200 years ago.