road 2022.12.06 roadとは 意味・定義・例文 Noun 名詞 1. a long piece of hard ground build for vehicles to drive on 道, 道路 The road was wet and slippery. 2. a route or way to an end, conclusion, success etc. 道, 道のり, 方法 There is no royal road to Geometry. (Euclid)