Word Study
ratiocination
CIDE DICTIONARY
ratiocination, n. [L. ratiocinatio: cf. F. ratiocination.].
The process of reasoning, or deducing conclusions from premises; deductive reasoning. [1913 Webster]
THESAURUS
ratiocination
abstract thought, act of thought, brainwork, cerebration, cogitation, conceit, conception, conceptualization, conclusion, creative thought, deduction, deductive reasoning, demonstration, discourse, discourse of reason, discursive reason, excogitation, headwork, heavy thinking, idea, ideation, illation, imageless thought, induction, inductive reasoning, intellection, intellectual exercise, intellectualization, judgment, logical thought, mental act, mental labor, mental process, mentation, noesis, philosophy, proof, rationalism, rationality, rationalization, rationalizing, reason, reasonableness, reasoning, sequitur, sophistry, specious reasoning, straight thinking, sweet reason, thinking, thinking aloud, thinking out, thoughtFor further exploring for "ratiocination" in Webster Dictionary Online