What is law; as, lex talionis, the law of retaliation; lex terræ, the law of the land; lex fori, the law of the forum or court; lex loci, the law of the place; lex mercatoria, the law or custom of merchants called?

lex — Law; as, lex talionis, the law of retaliation; lex terræ, the law of the land; lex fori, the law of the forum or court; lex loci, the law of the place; lex mercatoria, the law or custom of merchants. (Webster's 1913.)

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