ratiocination
nounThe mental process of passing from the cognition of premises to the cognition of the conclusion; reasoning.
nounA mental product and object consisting of premises and a conclusion drawn from them; inference; an argumentation.
nounSynonyms Reasoning, etc. See
The process of reasoning, or deducing conclusions from premises; deductive reasoning.
nounA
logical and methodical reasoning
nounthe proposition arrived at by logical reasoning (such as the proposition that must follow from the major and minor premises of a syllogism)