English Reference

Word

inaccuracy

Phoneticsin·ac·cu·ra·cy, stress on the second syllable

US/ˌɪˈnækjɝəsi/

UK/ɪnˈækjʊɹəsi/

Countable & uncountable

Definition

n. a mistake in something that is supposed to be correct. It can be a wrong fact, a bad measurement, or a wrong statement.

n. a state or instance of being incorrect or imprecise. Often refers to a specific error in data, measurement, or representation.

Examples

“The report contains several inaccuracies that need to be fixed.”

“The witness's testimony was dismissed because of a major inaccuracy regarding the time of the incident.”

“While the general direction of the study was sound, the final results were compromised by a minor inaccuracy in the initial data entry process.”

Examples

simple

“The report contains several inaccuracies that need to be fixed.”

contextual

“The witness's testimony was dismissed because of a major inaccuracy regarding the time of the incident.”

complex

“While the general direction of the study was sound, the final results were compromised by a minor inaccuracy in the initial data entry process.”

Real-World Examples

“So a new line says, "Remember that speed, technology or medium do not excuse inaccuracy or unfairness.”
Phys.org 1 Sept 2026
“Barrack's comments led Israel's far-right defence minister, Israel Katz, to describe his account as "full of inaccuracies".”
BBC News 22 Aug 2026

Etymology

Morphologically in- + accuracy.

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

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
Occasional
Level
B2 · Upper Intermediate
Updated

QR code

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English Reference