uncorroborated.

Not supported by additional independent evidence.

Use it for

Words that belong together

• an uncorroborated account
• uncorroborated testimony

On the page

The account remained uncorroborated until the shipping records were recovered.

Usage notes

Primary category: analysis / argumentation / evidence. Forms: Normally non-gradable; no ordinary comparative or superlative. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: evidence, qualification. Commonness: moderately common.