Exclude \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.
. (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