illumination [ɪˌlu:.mɪ'neɪ.ʃən] formal noun countable or uncountable ■light 光;照明•The only illumination was from a skylight.唯一的光来自天窗。 illuminations [plural] mainly UK ■coloured decorative lights outside which make a town look bright and exciting at night 彩灯,灯饰•the Blackpool illuminations布莱克普彩灯秀 |