岩燕 Traditional form: 岩燕 Pinyin (reading): yányàn Definitions: (bird species of China) Eurasian crag martin (Ptyonoprogne rupestris) Characters: 岩 - cliff; rocks; mountain 燕 - lovebird, swallow Traditional characters: 岩 - cliff; rocks; mountain 燕 - lovebird, swallow