amphithéâtre signifie anglais

amphitheatre [amphitheatres]▼◼◼◼(an open, outdoor theatre)
noun
[UK: ˈæm.fi.ˌθɪə.tə(r)] [US: ˈæm.pə.ˌθiə.tər]

lecture theatre▼◼◻◻(room in a university with many seats and a sloped floor)
noun
[UK: ˈlek.tʃə(r) ˈθɪə.tə(r)] [US: ˈlek.tʃər ˈθiːə.tər]