九きゅう夏かMeanings1nounsummerRare literary term for summer, used in classical Chinese-influenced writing or poetry. In modern Japanese, 夏 (なつ) is the standard word.漢かん詩しでは「九きゅう夏か」が夏なつの季き節せつを表あらわす雅が語ごとして使つかわれることがある。In Chinese poetry, 九夏 is sometimes used as an elegant term for the summer season.