revert to somebody/something phrasal verb ( see also ↑ revert )
1 . to change back to a situation that existed in the past SYN go back to :
The city reverted to its former name of St Petersburg.
After a few weeks, everything reverted to normal.
2 . formal to return to an earlier subject of conversation SYN go back to :
To revert to the question of exams, I’d like to explain further.
3 . law if land or a building reverts to its former owner, it becomes their property again