The meaning of INCORRECT is not true : wrong. How to use incorrect in a sentence.

INCORRECT definition: not correct as to fact; inaccurate; wrong. See examples of incorrect used in a sentence.

1. Not correct; erroneous or wrong: an incorrect answer. 2. Defective; faulty: incorrect programming of the computer. 3. Improper; inappropriate: incorrect behavior.

(Definition of incorrect from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Something that is incorrect is wrong and untrue. He denied that his evidence about the telephone call was incorrect.

Definition of incorrect adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

WordReference Random House Learner's Dictionary of American English © 2025 in•cor•rect /ˌɪnkəˈrɛkt/ adj. not correct as to fact; inaccurate: an incorrect answer on a test. improper; …

Incorrect means not accurate, true, or right. It describes something that contains mistakes or errors, such as a wrong answer, false information, or improper action. It is the opposite of correct.

Incorrect refers to something that is not according to established facts, rules, standards or principles; not accurate, true or valid; marked by errors or mistakes; not appropriate or …

Their behavior was incorrect. = It was incorrect of them to behave like that. The restaurant considers jeans and T-shirts incorrect attire for dinner.