Dictionary.net

Definitions of logic

  1. the branch of philosophy that analyzes inference
  2. reasoned and reasonable judgment; " it made a certain kind of logic"
  3. a system of reasoning
  4. the principles that guide reasoning within a given field or situation; " economic logic requires it"; " by the logic of war"
  5. The science or art of exact reasoning, or of pure and formal thought, or of the laws according to which the processes of pure thinking should be conducted; the science of the formation and application of general notions; the science of generalization, judgment, classification, reasoning, and systematic arrangement; correct reasoning.
  6. A treatise on logic; as, Mill's Logic.
  7. The science that investigates the principles governing correct or reliable inference and deals with the canons and criteria of validity in thought and demonstration. This system of reasoning is applicable to any branch of knowledge or study. ( Random House Unabridged Dictionary, 2d ed & Sippl, Computer Dictionary, 4th ed)
  8. The science of reasoning; the power to think correctly.
  9. The science and art of reasoning correctly: the science of the necessary laws of thought.
  10. The art of reasoning correctly.
  11. The science of corect and accurate reasoning.
  12. The science and art of reasoning, specially of inference; the science of the formal and necessary laws of thought; reasoning.
  13. The examination of that part of reasoning which depends upon the manner in which inferences are formed, and the investigations of general maxims and rules for constructing arguments, so that the conclusion may contain no inaccuracy which was not previously inserted in the premises; the science of the laws of thought, as thought; the art of using reason well in our inquiries after truth, and the communication of it to others.
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Quotes of logic

  1. Logic can often be reversed, but the effect does not precede the cause. – Gregory Bateson
  2. The picture which the philosopher draws of the world is surely not one in which every stroke is necessitated by pure logic – Morris Raphael Cohen
  3. The much vaunted male logic isn't logical, because they display prejudices against half the human race that are considered prejudices according to any dictionary definition. – Eva Figes
  4. One of the things I particularly enjoyed doing was taking raw sound from locations during the film, like the candy machine, and writing pieces of music to go with them, which is totally unnecessary within the context of the film, because they have their own logic – Fred Frith
  5. What's immediately profitable is the only kind of logic that capitalism understands. – Susan George
  6. One of the best things to come out of the home computer revolution could be the general and widespread understanding of how severely limited logic really is. – Frank Herbert
  7. Bobby is really the one who did all the editing on that stuff. And he did all the mixing. I particularly like the record we did with Logic because Scott Harding did a great job mixing it. He's really a killing engineer. – Charlie Hunter
  8. If the opponent offers keen play I don't object; but in such cases I get less satisfaction, even if I win, than from a game conducted according to all the rules of strategy with its ruthless logic – Anatoly Karpov
  9. I think Veblen had an interest in logic – Stephen Cole Kleene
  10. To a person in love, the value of the individual is intuitively known. Love needs no logic for its mission. – Charles Lindbergh
  11. Logic is the beginning of wisdom, not the end. – Leonard Nimoy
  12. This means that no single logic is strong enough to support the total construction of human knowledge. – Jean Piaget
  13. Logic is neither an art nor a science but a dodge. – Stendhal
  14. The fact that logic cannot satisfy us awakens an almost insatiable hunger for the irrational. – A. N. Wilson

Usage examples for logic

  1. The answer that his logic deduced carried conviction to many of his hearers, but in Susannah's mind the question alone made way. – The Mormon Prophet by Lily Dougall
  2. Logic clear, straightforward thought and argument, led but one way; and now it was plain to him that that was the way he must take. – Loaded Dice by Ellery H. Clark
  3. He recognized Robinson's logic – The Abandoned Room by Wadsworth Camp
  4. So, Miss Alice, if you were disposed to talk nonsense, it was not very likely to be listened to, and sharp and short logic might ensue. – Checkmate by Joseph Sheridan Le Fanu
  5. She tore out the page, folded it, and put it for safe- keeping between the pages of her text- book on Logic – The Bent Twig by Dorothy Canfield
  6. What could he say in face of a hostility so resolute and armed with the conviction of its logic – The Last Shot by Frederick Palmer
  7. Had her aunt been a man or merely a woman, Patricia argued, she would not have been so dangerous; but she possessed the deliberate logic of the one and the quickness of perception of the other. – Patricia Brent, Spinster by Herbert Jenkins
  8. With irresistible logic he declares: I say that if men still abide men as I have known them, and unless these folk of England change as the land changeth- and forsooth of the men, for good and for evil, I can think no other than I think now, or behold them other than I have known them and loved them- I say if the men be still men, what will happen except that there should be all plenty in the land, and not one poor man therein ... –  by
  9. I guess them chaps had logic – Colorado Jim by George Goodchild
  10. This reasoning, I presume, is consistent with the principles of sound logic – New observations on the natural history of bees by Francis Huber
  11. 3. Hunt out second volume of Kames's " History of Man," passage containing Reid's Logic don't know where the book is! – The Caxtons, Part 6 by Edward Bulwer-Lytton
  12. Such was the logic of those times.... – The Prose Writings of Heinrich Heine by Heinrich Heine
  13. That is better than your logic – From Jest to Earnest by E. P. Roe
  14. The logic of this speech might be questioned, but of its good sense, under the circumstances, there was no doubt. – The Border Boys Across the Frontier by Fremont B. Deering
  15. When people say that you can prove anything by logic they are not using words in a fair sense. – Varied Types by G. K. Chesterton
  16. There is logic behind the two centuries of conquest in which the American people have been engaged; there is logic in the rise of the plutocracy. – The American Empire by Scott Nearing
  17. We are, by the logic of the position, compelled to say that custom and tradition must have preserved many relics of totemism, and that so far from seeking to explain custom and tradition by the theory of totemism, we must seek to explain the survival of totemism by custom and tradition. – Folklore as an Historical Science by George Laurence Gomme
  18. The two that Paredes had put, however, disturbed his logic – The Abandoned Room by Wadsworth Camp
  19. The Captain was not convinced; he never was by any one's logic but his own; perhaps because his own was totally different to all other kinds, including the painful logic of facts. – The Good Comrade by Una L. Silberrad
  20. A woman's logic or lack of logic her logic – The Dwelling Place of Light, Complete by Winston Churchill Last Updated: March 5, 2009

Rhymes for logic

  • tajik;
  • illogic;
  • biologic, demagogic, geologic, neurologic, analogic, technologic;
  • gynecologic;