Pronunciation: (loj'ik),[key] —n. 1. the science that investigates the principles governing correct or reliable inference.
2. a particular method of reasoning or argumentation: We were unable to follow his logic. 3. the system or principles of reasoning applicable to any branch of knowledge or study.
4. reason or sound judgment, as in utterances or actions: There wasn't much logic in her move. 5. convincing forcefulness; inexorable truth or persuasiveness: the irresistible logic of the facts. 6. Computers.See logic circuit.
a combining form used in the formation of adjectives corresponding to nouns ending in -logy:analogic.