Obs. [a. F. conjecturation (14th c. Oresme), f. conjecturer to CONJECTURE: see -ATION.] Conjectural inference: in quot. 1533 perh. = devices, contrivances.
1533. Bellenden, Livy, I. (1822), 94. Sixtus Tarquinius knawing weill, be thir hid conjecturaciouns [Lat. tacitis ambagibus], quhat his fader desirit him to do.
1541. R. Copland, Guydons Quest. Chirurg. Arnolde of de villa noua after the doctryne of Ypocras measureth it be coniecturacyon.