English Reference

Word

credible

Phoneticscred·i·ble, stress on the first syllable

US/ˈkɹɛdəbəɫ/

UK/kɹˈɛdɪbəl/

Definitions

01believable or plausible

B2 · Upper Intermediate

adj. easy to believe because it seems likely to be true.

adj. capable of being believed; plausible or convincing in nature.

“The police didn't find his excuse very credible because the timing was wrong.”

“The witness provided a credible account of the accident, which was later supported by the footage from a nearby security camera.”

Pitfall

His story was very credulous.

His story was very credible.

Use 'credible' for a story that is believable. 'Credulous' describes a person who believes things too easily.

02trustworthy or reliable

C1 · Advanced Formal

adj. someone or something that you can trust or depend on.

adj. worthy of confidence; dependable or reliable in a professional or personal capacity.

“You should only get your medical news from credible sources like doctors.”

“Establishing yourself as a credible expert in this field requires years of rigorous research and peer-reviewed publications.”

Usage

Often used to describe sources of information, experts, or witnesses.

Collocations

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

Verb

01. find the evidence credible

“The jury did not find the evidence credible enough to reach a guilty verdict.”

verb + noun + adj

02. remain credible

“The witness struggled to remain credible under intense cross-examination.”

verb + adj

03. render the story credible

“The inclusion of specific dates and names helped render the story credible to the investigators.”

verb + noun + adj

Adjective

04. credible to the public

“The government's new economic policy was not seen as credible to the public.”

adj + prep

05. hardly credible

“His explanation for the missing funds was hardly credible, given his past behavior.”

adv + adj

06. highly credible

“She is considered a highly credible source within the scientific community.”

adv + adj

Noun

07. credible alternative

“The opposition party has failed to provide a credible alternative to the current budget.”

adj + noun

08. credible threat

“Security forces were alerted after a credible threat was posted on social media.”

adj + noun

Confusables

credible vs credulous

Credible describes the quality of the information, while credulous describes the gullibility of the person hearing it.

RememberCredible = Believable. Credulous = Gullible.

Real-World Examples

“Reform UK said overnight that police had told Farage not to attend the count due to a “credible threat” against him, which the Press Association understands is not the case.”
The Guardian 14 Aug 2026
“Overnight, Reform UK said police had told him not to attend because of a “credible threat” against him, although Essex police contradicted this claim.”
The Guardian 14 Aug 2026
“They were acquitted in July 2025 when Justice Maria Carroccia said she did not find EM's evidence "credible or reliable".”
BBC News 13 Aug 2026
“She said they have been open to conversations with the health minister to resolve the dispute but there has been "no credible negotiations offered".”
BBC News 29 Jun 2026

Etymology

From Middle English credible, borrowed from Middle French credible, from Latin crēdibilis (“worthy of belief”), from crēdō (“believe”); see credit.

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

Word family

ADJECTIVE

credible(C1)

Related words

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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Frequent
Level
C1 · AdvancedOxford
Updated

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