sequester

To remove or set apart; segregate or hide: synonym: isolate.

To cause to withdraw into seclusion.

To remove or isolate (a chemical, often a gas) from an environment by incorporation, mixing, or insertion under pressure.

To take temporary possession of (property) as security against legal claims.

To requisition and confiscate (enemy property).

To undergo sequestration.

The act of sequestering; sequestration; separation; seclusion.

In law, a person with whom two or more parties to a suit or controversy deposit the subject of controversy; a mediator or referee between two parties; an umpire.

To put aside; remove; separate from other things; seclude; withdraw.