credible

/ˈkredəbəl/ · KRED-uh-buhladjective

Believable and worthy of trust.

Use credible for a claim, source, threat, or explanation supported well enough to deserve belief.

What credible Really Means

The word becomes easier to use when its closely related senses are separated and compared.

1

Believable claim

Supported enough to merit acceptance.

Example

The documents provide a credible account of the journey.

2

Trustworthy source

Possessing relevant reliability or expertise.

Example

Researchers sought a credible independent witness.

3

Plausible possibility

Serious enough to be considered real.

Example

The storm poses a credible threat to coastal roads.

Use credible Naturally

Notice how the surrounding noun or clause reveals the exact shade of meaning.

The documents provide a credible account of the journey.

Researchers sought a credible independent witness.

The storm poses a credible threat to coastal roads.

Precision Matters

Credible overlaps with several common words, but each carries a different emphasis.

credible

Describes information worthy of belief.

vs.
credulous

Describes a person too ready to believe.

credible

Deserves trust based on support.

vs.
plausible

Seems reasonably possible.

credible

Is the quality produced by evidence.

vs.
substantiate

Is the act of supplying evidence.

credible

Is worthy of belief.

vs.
spurious

Only appears valid—the contrast.

Test credible in Context

Multiple sources make the account worthy of belief.

1

Because the account matches dated photographs and independent records, historians regard it as a ___ description of the event.

Prepared byFirst Academy
Editorial responsibilityFirst Academy Academic Team
Updated2 August 2026
Selection and reviewRead our methodology