‘Xīguā’ (西瓜) literally means ‘western melon’, reflecting its historical introduction to China from Central Asia via the Western Regions over two thousand years ago. The character 西 (xī) means ‘west’, and 瓜 (guā) means ‘melon’ or ‘gourd’ — together they form a compound noun specifically for the large, juicy, red-fleshed fruit with black seeds and green rind known in English as watermelon. It’s a staple summer fruit across China, valued for its high water content and cooling effect in traditional Chinese dietary theory.

This word is used exclusively for the cultivated fruit Citrullus lanatus, not for other melons like honeydew (哈密瓜) or cantaloupe (甜瓜). It appears frequently in daily conversation, food descriptions, market settings, and seasonal expressions — especially during hot weather or festivals like Mid-Autumn, where it’s often served chilled or carved decoratively. Unlike many fruit names, 西瓜 has no common abbreviated or colloquial forms; it’s always used in full.