Conjectural

a.

1.

Dependent on conjecture; fancied; imagined; guessed at; undetermined; doubtful. And mak'st conjectural fears to come into me. - Shak. A slight expense of conjectural analogy. - Hugh Miller. Who or what such editor may be, must remain conjectural. - Carlyle.

Adj.

1.

conjectural - based primarily on surmise rather than adequate evidence; "theories about the extinction of dinosaurs are still highly conjectural"; "the supposed reason for his absence"; "suppositious reconstructions of dead languages"; "supposititious hypotheses" Synonyms: suppositional, suppositious, supposititious, divinatory, supposed

abstract, academic, arguable, armchair, at issue, confutable, contestable, controversial, controvertible, debatable, deniable, disputable, doubtable, doubtful, dubious, dubitable, hypothetic, hypothetical, ideal, iffy, impractical, in dispute, in doubt, in dubio, in question, mistakable, moot, notional, open to doubt, open to question, postulatory, problematic, putative, questionable, refutable, reputed, speculative, suppositional, supposititious, suppositive, suppository, suspect, suspicious, theoretical