RATATOUILLE Meaning of RATATOUILLE in English [ ˌratə'tu:i , -'twi: ]■ noun a vegetable dish consisting of onions, courgettes, tomatoes, aubergines, and peppers, stewed in oil.Origina Fr. dialect word. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004