An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

To shut or keep out; to hinder from being included, considered, or accepted. → exclusion.

From L. excludere "to keep out, shut out, hinder," from → ex- "out" + claudere "to close, shut," → include.

Sokolândan, from so-, variant os-, → ex-, + kolândan "to shut," → include.

Same as → principle of excluded middle.

→ law; → exclude; → middle.

The second principle of → formal logic introduced in Aristotle's theory of the → syllogism: A statement is either → true or → false. In other words, two → contradictory → propositions cannot both be true. The truth of one implies the falsehood of the other. Also called law of excluded middle and → principle of excluded third.

→ principle; → exclude; → middle.

Same as → principle of excluded middle.

→ principle; → exclude; → third.