Definition:(noun) (law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature); "the rationale for capital punishment"; "the #######s of internal-combustion engines"(noun) a basic truth or law or assumption; "the #######s of democracy" (noun) a rule or law concerning a natural phenomenon or the function of a complex system; "the ####### of the conservation of mass"; "the ####### of jet propulsion"; "the right-hand rule for inductive fields" (noun) a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct; "their #######s of composition characterized all their works" (noun) a rule or standard especially of good behavior; "a man of #######"; "he will not violate his #######s" (noun) rule of personal conduct
| ** Please Select the best Word that fits the definition in the left column |