LATIN DICTIONARYLexicon Latīnum
English → Latin

“conjecture” in Latin

The English word conjecture itself goes back to Latin iaciō, through coniectūra.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

conjecture
conjicere: conjectare (to “put things together;” to conjecture from reasons of probability): conjectura prospicere, or providere, or augurari (to foresee conjecturally; to conjecture): conjectura consequi (to arrive at by a conjecture): opinione or animo praecipere (to anticipate conjecturally): suspicari (PROP. “to look under;” to suspect, or, of good things, to hope): opinari (to imagine; to think it most probable, though one can not prove its possibility by valid reasons; not autumare, Vid: To BELIEVE): as I conjecture, ut opinor; ut mea fert opinio: as far as I can conjecture, quantum opinione auguror; quantum ego conjectura augurare possum; quantum ego conjectura assequor; quantum animi mei conjectura colligere possum: to conjecture from anything, conjecturam facere or capere ex aliqua re (☞ conjecturare is bad).
conjecture
conjectura: opinio (opinion, presumption): suspicio (suspicion): divinatio (a secret foreboding). According to my conjecture, quantum ego conjectura assequor; quantum equidem judicare possum; mea opinione: to form a conjecture about anything, conjicere or conjectare de re: to be very acute in forming conjectures about anything, callidissime conjicere de re: to be founded on a mere conjecture in conjectura positum esse; conjectura niti; conjectura contineri: to be deceived in one’s conjectures, falso suspicari: I find my conjectures confirmed, ea, quae fore suspicatus eram, facta cognosco.

Quick answer

What is the Latin word for conjecture?
The usual Latin words for “conjecture” are coniectō, prōvideō, augurō; also opīniō, suspicor, opīnor. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.