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English definition of “law”

law

noun [C] (PRINCIPLE)    /lɔː/ US  /lɑː/
C2 a general rule that states what always happens when the same conditions exist: Newton's laws of motion the laws of nature/physicshumorous The first law of (= the most important principle in) politics is - if you're going to lie, don't get found out! → See also Murphy's law, Parkinson's lawPhilosophy
(Definition of law noun (PRINCIPLE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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