English Reference

Word

incorrect

Phoneticsin·cor·rect, stress on the third syllable

US/ˌɪnkɝˈɛkt/

UK/ɪnkəɹˈɛkt/

Definitions

01factually wrong

A2 · Elementary

adj. not right or not true; containing a mistake.

adj. not in accordance with fact or truth; erroneous.

“The teacher marked the answer as incorrect because the math was wrong.”

“The initial report was based on incorrect data, leading the committee to reach a conclusion that was later thoroughly debunked.”

02socially improper

B2 · Upper Intermediate Formal

adj. not suitable or not acceptable for a particular social situation.

adj. not in accordance with accepted standards of behavior or social convention.

“It is considered incorrect to wear casual clothes to such a formal wedding.”

“His comments were deemed politically incorrect, sparking a heated debate about the boundaries of professional discourse in the modern workplace.”

03faulty or defective

C1 · Advanced Technology Technical

adj. not working properly or not made the right way.

adj. exhibiting a fault or defect in construction or function.

“The machine stopped working because of an incorrect setting in the software.”

“The structural failure was eventually traced back to an incorrect assembly of the primary support beams during the construction phase.”

Collocations

Common phrases and expressions where native English speakers use the word “incorrect” in context.

Verb

01. deem the behavior incorrect

“The committee deemed his behavior incorrect and issued a formal warning.”

verb + noun + adj

02. prove incorrect

“His initial assumptions about the market trends proved incorrect after the first quarter.”

verb + adj

Adjective

03. factually incorrect

“The article was criticized for containing several factually incorrect statements about the history of the city.”

adv + adj

04. politically incorrect

“He was careful not to use any language that might be considered politically incorrect during the debate.”

adv + adj

05. technically incorrect

“While your answer is technically incorrect, you have the right idea about the process.”

adv + adj

Noun

06. incorrect assumption

“The project failed because it was based on an incorrect assumption about consumer needs.”

adj + noun

07. incorrect information

“The travel agency apologized for providing incorrect information regarding the flight times.”

adj + noun

08. incorrect password

“I couldn't log into my account because I kept entering an incorrect password.”

adj + noun

Real-World Examples

“But there are also concerns about AI models making wrong decisions as a result of biases in the patient data used to train them, and incorrect medical advice being given by AI chatbots.”
BBC News 10 Sept 2026
“Kennedy also gave an incorrect number of measles deaths during a recent interview with Fox News.”
The Guardian 4 Sept 2026
“The outage was triggered by a software update not being done on a GPS card, which resulted in incorrect date information.”
The Guardian 2 Sept 2026
“This article has been updated to remove an incorrect description about the space between molecules in ice.”
The Conversation 3 Aug 2026

Etymology

From Middle French incorrect. By surface analysis, in- + correct.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

ADJECTIVE

incorrect(B2)

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Frequent
Level
B2 · Upper IntermediateOxford
Updated

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English Reference