祖沖之 zǔ chōng zhī

DEFINITIONS

  1. Zu Chongzhi (429-500), astronomer and mathematician

CHARACTERS

祖 zǔ
HSK 6
ancestor, forefather; grandfather
沖 chōng pour, infuse, steep; wash away
之 zhī
HSK 4
marks preceding phrase as modifier of following phrase; it, him her, them; go to