Verb

To pull (something) back, aside, or away.

* Hooker

Impossible it is that God should withdraw his presence from anything.

To take back (a comment, etc).

to withdraw false charges

To remove, to stop providing (one's support, etc).

To extract (money from an account).

To retreat.

To be in withdrawal from an addictive drug etc.

* 1994 , (Edward St Aubyn), Bad News , Picador 2006, p. 201:

Simon had tried to rob a bank while he was withdrawing , but he had been forced to surrender to the police after they had fired several volleys at him.

Verb

(label) To set apart or cut off from others.

(label) To place in quarantine or isolation.

(senseid) To separate a substance in pure form from a mixture.

(label) To insulate, or make free of external influence.

* {{quote-magazine, date=2014-06-14, volume=411, issue=8891, magazine=(The Economist)

, title= It's a gas , passage=One of the hidden glories of Victorian engineering is proper drains. Isolating a city’s effluent and shipping it away in underground sewers has probably saved more lives than any medical procedure except vaccination.}}

To separate a pure strain of bacteria etc. from a mixed culture.

(label) To insulate an electrical component from a source of electricity.