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The meaning of PRINCIPLE is a comprehensive and fundamental law, doctrine, or assumption.

PRINCIPLE definition: 1. a basic idea or rule that explains or controls how something happens or works: 2. If you agree…. Learn more.

A basic truth, law, or assumption: the principles of democracy. 2. a. A rule or standard, especially of good behavior: a man of principle. b. The collectivity of moral or ethical standards or …

Sep 10, 2025 · Principle ("moral rule"), as a noun, is often confused with principal, which can be an adjective ("most important") or a noun ("school principal"). A memory aid to avoid this …

Principle, canon, rule imply something established as a standard or test, for measuring, regulating, or guiding conduct or practice. A principle is a general and fundamental truth that …

In principle, making the changes should be a simple matter, but there may be problems we haven't thought of. They accepted the offer in principle. Do not confuse principle with principal.

Principle, canon, rule imply something established as a standard or test, for measuring, regulating, or guiding conduct or practice. A principle is a general and fundamental truth that …

There are 20 meanings listed in OED's entry for the noun principle, three of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

A principle is a general belief that you have about the way you should behave, which influences your behaviour. Buck never allowed himself to be bullied into doing anything that went against …