**Noun**logic has 4 senses

- logic - the branch of philosophy that analyzes inference

--_{1}is a kind of philosophy

--_{1}has particulars: modal logic - logic - reasoned and reasonable judgment; "it made a certain kind of logic"

--_{2}is a kind of common sense, good sense, gumption, horse sense, sense, mother wit

- logic - the principles that guide reasoning within a given field or situation; "economic logic requires it"; "by the logic of war"

--_{3}is a kind of principle

- logic, logical system, system of logic - a system of reasoning

--_{4}is a kind of system, system of rules

--_{4}has particulars:Aristotelian logic; symbolic logic, mathematical logic, formal logic