noun
a tropical sea fish that can rise and move forwards above the surface of the water, using its fins (= flat parts that stick out from its body) as wings
noun
a tropical sea fish that can rise and move forwards above the surface of the water, using its fins (= flat parts that stick out from its body) as wings
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005