The definition of an interpreter is a person or a computer program that translates from one language to another so that people who speak different languages can communicate.(noun)
When a person who speaks English and a person who speaks Italian have a meeting and need to communicate with each other, an interpreter is the person who translates from Italian to English and vice versa.
See interpreter in Webster's New World College Dictionary
Origin: ME interpretour < Anglo-Fr < OFr interpreteur < LL(Ec) interpretator
See interpreter in American Heritage Dictionary 4
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