ratiocination

[ rash-ee-os-uh-ney-shuh n, -oh-suh-, rat-ee- ]

/ ˌræʃ iˌɒs əˈneɪ ʃən, -ˌoʊ sə-, ˌræt i- /

the process of logical reasoning.

RELATED WORDS

1520–30; < Latin ratiōcinātiōn- (stem of ratiōcinātiō), equivalent to ratiōcināt(us) (see ratiocinate) + -iōn- -ion

ra·ti·oc·i·na·tive, adjective

Either half of it, the Ratiocinative or the Inductive, would have surpassed any previous work on the same subject.
Review of the Work of Mr John Stuart Mill Entitled, 'Examination of Sir William Hamilton's Philosophy.'|George Grote
No ratiocinative deduction can be more incontestable than that, since I have thoughts, there must be an I to have them.
Old-Fashioned Ethics and Common-Sense Metaphysics|William Thomas Thornton
It would be absurd to say that the ratiocinative, literal mind is higher than the ideal.
Commentary Upon the Maya-Tzental Perez Codex|William E. Gates
And of it ther be tuoe sortes, the one enunciative, and the other ratiocinative.
Of the Orthographie and Congruitie of the Britan Tongue|Alexander Hume

The ratiocinative coples the partes of a ratiocination, and it either inferres the conclusion or the reason.
Of the Orthographie and Congruitie of the Britan Tongue|Alexander Hume