The Chinese word for winter is
冬天

dōngtiān

Translations for winter and their definitions

冬天
1. n. winter
夏天和冬天，你更喜歡哪一個？ - Do you prefer summer or winter?
她在冬天收集了許多雪水，準備夏天用來降暑。 - She collected lots of snow water in winter so as to reduce the heat in summer.
冬天的時候 ^哈爾濱是冰天雪地。 - During winter Harbin is a world of ice and snow.