亚热带 yàrèdài subtropics Origin Definitions Defs Strokes Stroke Words Sentences Sents 亚 亞 yà proper nounnoun second (bound form) second; next to; inferior or secondary in quality or rank; sub-热带 熱帶 rèdài noun the tropics; tropical The tropical zone or the region of the Earth between the Tropic of Cancer and the Tropic of Capricorn characterized by a hot climate