a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct
a basic truth or law or assumption
a rule or standard especially of good behavior
a rule or law concerning a natural phenomenon or the function of a complex system
rule of personal conduct
(law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature)
a fundamental feeling that is hard to define but that people desire to experience
sexual gratification
