Jul 1, 2011 · : the laws or facts of nature underlying the working of an artificial device. Evidence of confusion between principle and principal can be found even in publications overseen by professional editors. To keep these words straight, remember that principle functions only as a noun, and in its most common uses refers to a basic rule or law, as in.

Classically it is considered to be one of the most important fundamental principles or laws of thought (along with the principles of identity, non-contradiction and sufficient reason).

She doesn't have any principles. He was a man of principle. Anyway, I can't deceive him - it's against all my principles. I never gamble, as a matter of principle (= because I believe it is …

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In 'Principles,' investor and entrepreneur Ray Dalio shares his approach to life and management, which he believes anyone can use to make themselves more successful.

A principle is a kind of rule, belief, or idea that guides you. You can also say a good, ethical person has a lot of principles. In general, a principle is some kind of basic truth that helps you …

The principles of a particular theory or philosophy are its basic rules or laws.

Jul 20, 2025 · principle (plural principles) A fundamental assumption or guiding belief. Synonym: premise We need some sort of principles to reason from.

Discussing all these details will get us nowhere; we must get back to first principles (= the most basic rules). The court derived a set of principles from this general rule.

Principle definition: A basic truth, law, or assumption.