law of noncontradiction

Definition

noun. a rule that something cannot be both true and not true at the same time and in the same way.

Example Sentence

The law of noncontradiction is essential in logical reasoning.

Synonyms

principle of non-contradiction; law of contradiction; noncontradiction axiom

Antonyms

contradiction; inconsistency

Hear It! Say It! Write It!

law of noncontradiction
Hear It! Say It! Write It!