n.
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)
2.a return to a normal phenotype (usually resulting from a second mutation)
3.a reappearance of an earlier characteristic
4.turning in the opposite direction
5.returning to a former state
6.a failure to maintain a higher state
Idiom of the Day
mum's the word
I will not say anything about a secret that I know
"Mum`s the word about the party. I won`t tell anybody."