Milˌlennium ˈDome, the
a large building in Greenwich, London, built by the UK government to contain a big public exhibition celebrating the start of the new millennium in 2000. It stayed open for a year and after a long period of being unused, the inside of the Dome was rebuilt. In 2005 it was given a new name The O2, and became an entertainment centre.

[TahlilGaran] Dictionary of Contemporary English ▲