系
Pinyin: xì
department (academic)
Example sentence
他在中文系学习。
Tā zài Zhōngwén xì xuéxí.
He studies in the Chinese department.
What 系 means
系 (xì) is a Chinese word meaning “department (academic)”. It belongs to the Concepts & Ideas topic and appears at HSK 4, so it is one of the words worth learning early when you study Chinese.