Rā'ti-ōç'i-nā'tion, n.

(rāsh'/ĭ-ōs/ĭ-nā'shun) (Synop., § 130), n. [Lat. ratiocinatio, O. Fr. ratiocination, Pr. ratiocinacio, Sp. raciocinacion; It. raziocinio, equivalent to Lat. ratiocinium. See supra.] The act or process of reasoning, or deducing conclusions from premises. See REASONING.