GNU Collaborative International Dictionary of English

last match results

Found one definition

1.       
   ‖Lex (lĕks), n.; pl. Leges (lējēz). [L. See Legal.] 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.”
   
   [1913 Webster]