Interpretation is the the process of the transmission of a message, verbal or non-verbal from one person to another, in a context of intercultural communication. Interpretation can be done in different waysfor example , through the oral translation from one language to another or through translation from one spoken language to a sign language. Interpreters can work in various sectors, such as legal, medical, diplomatic, commercial, or cultural. An interpreter must have a deep knowledge of the languages of departure and arrival, as well as the culture and conventions social institutions of the countries of origin of languages. The ability to listen carefully, to quickly understand the meaning of the message and send it accurately and effectively are essential for an interpreter of success.