logics

Noun

logic (countable and uncountable, plural logics)

1. (uncountable) A method of human thought that involves thinking in a linear, step-by-step manner about how a problem can be solved. Logic is the basis of many principles including the scientific method.
   • apply logic
2. The study of the principles and criteria of valid inference and demonstration.
   • An old tradition has it that there are two branches of logic: deductive logic and inductive logic. More recently, the differences between these disciplines have become so marked that most people nowadays use "logic" to mean deductive logic, reserving terms like "confirmation theory" for at least...2001, Mark Sainsbury, Logical Forms - An Introduction to Philosophical Logic, Second Edition, Blackwell Publishing, page 9
3. (uncountable) The mathematical study of relationships between rigorously defined concepts and of mathematical proof of statements.
4. (countable) A formal or informal language together with a deductive system or a model-theoretic semantics.
5. (countable) Any system of thought, whether rigorous and productive or not, especially one associated with a particular person.
   • It's hard to work out his system of logic.
6. (uncountable) The part of a system (usually electronic) that performs the boolean logic operations, short for logic gates or logic circuit.
   • Fred is designing the logic for the new controller.

   Synonyms:

   formal system

See all 11 meanings of logic