Meaning

noun someone who mediates between speakers of different languages

noun someone who uses art to represent something

noun an advocate who represents someone else's policy or purpose

originFrom Middle English interpreter, interpretour, etc., from Old French interpreteur, interpreteeur, etc., from Late Latin interpretātōr, from classical Latin interpretātus (“explained, translated”) + -or (“-er: forming agent nouns”), from interpretārī (“to explain, to translate”), from interpres (“go-between, translator”) + -ārī (“to be ~ed”), q.v. In reference to divine emissaries, a calque of…

Etymology from Wiktionary, CC BY-SA 3.0