- the science that investigates the principles governing correct or reliable inference.
- a particular method of reasoning or argumentation:We were unable to follow his logic.
- the system or principles of reasoning applicable to any branch of knowledge or study.
- reason or sound judgment, as in utterances or actions: There wasn't much logic in her move.
- convincing forcefulness; inexorable truth or persuasiveness: the irresistible logic of the facts.
- Computers. logic circuit.