reversion
(noun)
noun
1. (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)
Definition categories: possession, interest, stake
2. (genetics) a return to a normal phenotype (usually resulting from a second mutation)
Definition categories: event, mutation
3. a reappearance of an earlier characteristic
Similar word(s): atavism, throwback
Definition categories: event, recurrence, return
4. turning in the opposite direction
Similar word(s): reversal, reverse, turnabout, turnaround
Definition categories: act, reorientation
5. returning to a former state
Similar word(s): regress, regression, retrogression, retroversion
Definition categories: act, reversal
6. a failure to maintain a higher state
Similar word(s): backsliding, lapse, lapsing, relapse, relapsing, reverting