因此 (yīn cǐ) means “thus; consequently; as a result”. It is an HSK 4 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
他生病了,因此没来上课。
Tā shēngbìng le, yīncǐ méi lái shàngkè.
He was sick, therefore didn't come to class.
Updated: 2026-05-27