祖冲之

祖冲之	Zǔ chōng zhī	Zu Chongzhi (429-500), astronomer and mathematician
祖	Zǔ	surname Zu
祖	zǔ	ancestor / forefather / grandparents
冲	chōng	(of water) to dash against / to mix with water / to infuse / to rinse / to flush / to develop (a film) / to rise in the air / to clash / to collide with
冲	chōng	thoroughfare / to go straight ahead / to rush / to clash
冲	chòng	powerful / vigorous / pungent / towards / in view of
之	zhī	(possessive particle, literary equivalent of 的) / him / her / it