1. (以前的状态、制度或行为的)恢复，回复
A reversion to a previous state, system, or kind of behaviour is a change back to it.
2. (土地或财产的)归还
The reversion of land or property to a person, family, or country is the return to them of the ownership or control of the land or property.
1. a failure to maintain a higher state
Synonym: backslidinglapselapsingrelapserelapsingreverting
2. returning to a former state
Synonym: regressionregressretrogressionretroversion
3. turning in the opposite direction
Synonym: reversereversalturnaboutturnaround
4. a reappearance of an earlier characteristic
5. (genetics) a return to a normal phenotype (usually resulting from a second mutation)
6. (law) an interest in an estate that reverts to the grantor (or his heirs) at the end of some period (e.g., the death of the grantee)