conjectural.

Based on conjecture rather than sufficiently established evidence.

Use it for

Words that belong together

• conjectural explanation
• conjectural reconstruction

On the page

The reconstruction remained conjectural because the central records had not survived.

A conjectural explanation was presented as a possibility rather than the finding of the investigation.

Usage notes

Primary category: analysis / argumentation / evidence. Forms: Comparative more conjectural; superlative most conjectural where gradation is meaningful. 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 assessment, qualification, argument critique, assumption analysis. Disciplines: argumentation, logic, research interpretation, formal writing. Commonness: moderately common.