2. Basic principles of reasoning developed by and which are applicable to any field of knowledge: The researchers, Mr. Jones and Mr. Smith, followed the standards set up by the logic of their scientific administers.
3. An effective or convincing force: The logic of Sandra's arguments could not be reasonably challenged.
4. A system of thought or ideas that govern conduct, belief, behavior, etc.: There are currently protestors who are against what they consider to be the logic of some businesses.
5. A system or set of principles that are the basics in a computer or electronic device that perform specified tasks: Chris, the programmer, utilized certain logics so the computer would automatically function to accomplish specific results.
Logic is also used to describe the science that deals with the creation of computer circuits.6. The non-arithmetical operations in a computer; such as, comparing, selecting, matching, and sorting, where binary or yes-or-no decisions are involved: Data processing usually means the handling of information by arithmetic rules; however in more complex machines, there is the performance of logic operations of "and", "not", and "or".
Logic is any process of reasoning that shows you are right.
When dealing with people, remember you are not dealing with creatures of logic, but with creatures of emotion, creatures bristling with prejudice and motivated by pride and vanity.
Politeness is better than logic. You can often persuade when you cannot convince.
2. The branch of philosophy dealing with the principles of reasoning.
Classical logic, as taught in ancient Greece and Rome, systematized rules for deduction.
The modern scientific and philosophical logic of deduction has become closely allied to mathematics; especially, in showing how the foundations of mathematics are incorporated in logic.