Ex*clude" (?), v. t. [imp. & p. p. Excluded; p. pr. & vb. n. Excluding.] [L. excludere, exclusum; ex out + claudere to shut. See Close.]

1.

To shut out; to hinder from entrance or admission; to debar from participation or enjoyment; to deprive of; to except; -- the opposite to admit; as, to exclude a crowd from a room or house; to exclude the light; to exclude one nation from the ports of another; to exclude a taxpayer from the privilege of voting.

And none but such, from mercy I exclude. Milton.

2.

To thrust out or eject; to expel; as, to exclude young animals from the womb or from eggs.

Excluded middle. Logic The name given to the third of the "three logical axioms," so-called, namely, to that one which is expressed by the formula: "Everything is either A or Not-A." no third state or condition being involved or allowed. See Principle of contradiction, under Contradiction.

 

© Webster 1913.

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