ratiocination

the thought processes that have been established as leading to valid solutions to problems as an expert in ratiocination, the detective Sherlock Holmes has few rivals Synonyms intellection, logic, reason, reasoning, senseRelated Words cogency, coherence, logicality, logicalness, rationality, rationalness; convincingness, persuasiveness; syllogism, synthesis; analysis, dissection; deduction, induction; argumentation, disputationNear Antonyms illogic, incoherence; absurdity, brainlessness, insanity, irrationality, nonsensicalness, preposterousness, senselessness