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  1. LOGIC Definition & Meaning - Merriam-Webster

    Logic, used strictly in the singular, is a science that deals with the formal principles of reason. If a visitor walks in the house with a wet umbrella, it is logical for one to assume that it is raining outside.

  2. Logic - Wikipedia

    Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the study of deductively valid inferences or logical truths. It examines how conclusions follow from …

  3. LOGIC | definition in the Cambridge English Dictionary

    logic noun [U] (FORMAL THINKING) a formal, scientific method of examining or thinking about ideas (Definition of logic from the Cambridge Academic Content Dictionary © Cambridge University Press)

  4. Logic | Definition, Types & Uses | Britannica

    Dec 11, 2025 · Logic, the study of correct reasoning, especially as it involves the drawing of inferences. This article discusses the basic elements and problems of contemporary logic and provides an …

  5. logic noun - Definition, pictures, pronunciation and usage ...

    Definition of logic noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  6. Logic - definition of logic by The Free Dictionary

    a form of reasoning in which two propositions or premises are stated and a logical conclusion is drawn from them. Each premise has the subject-predicate form, and each shares a common element called …

  7. logic | Dictionaries and vocabulary tools for English ...

    the drawing of conclusions based on given premises or observed facts; reasoning, or the philosophical study of reasoning. The jurors came to their conclusion based on logic rather than emotion. We …