Verb

(exclud)

To bar (someone) from entering; to keep out.

To expel; to put out.

to exclude young animals from the womb or from eggs

(legal, of evidence) To refuse to accept as valid.

(medicine) To eliminate from diagnostic consideration.

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.