thenceforth
adverb old-fashioned or formal uk/ˌðensˈfɔːθ/ us/ˌðensˈfɔːrθ/ (also thenceforward, /ˌðensˈfɔː.wəd/ /ˌðensˈfɔːr.wɚd/)
在那以后，从那时起
after that; from that time forward
The property was known thenceforth as The Manor. 从那时起，这处地产被称为“庄园大宅”。
Synonym: thereafter