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English definition of “law”

law

noun     /lɔː/
the law B2 the system of official rules in a country : You're breaking the law. It's against the law (= illegal ) not to wear seat belts . It's their job to enforce the law.Legislation and law-makingRules and laws
by law B2 If you have to do something by law, it is illegal not to do it: They have to provide a contract by law.Legislation and law-makingRules and lawsGiving orders and commands
RULE [C] B2 an official rule in a country : There are laws against drinking in the street . They led the fight to impose laws on smoking .Legislation and law-makingRules and laws
law and order the obeying of laws in society : a breakdown in law and order Obeying and breaking the lawObedient and compliantDisobedientBad and wrong behaviourSocial order and disorder
SUBJECT [U] B1 the subject or job of understanding and dealing with the official laws of a country : to study / practise law a law school / firm a specialist in civil / criminal lawSubjects and disciplines
ALWAYS TRUE [C] something that is always true in science , mathematics , etc .: the laws of nature / physics the law of averages / gravity PhilosophyIdeas, concepts and theories
→ See also brother-in-law, common-law, daughter-in-law, father-in-law, in-laws, martial law, mother-in-law, sister-in-law, son-in-law, lay down the law
(Definition of law noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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