from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. One who translates orally from one language into another.
  • n. One who gives or expounds an interpretation: "An actor is an interpreter of other men's words, often a soul which wishes to reveal itself to the world” ( Alec Guinness).
  • n. Computer Science A program that translates an instruction into a machine language and executes it before proceeding to the next instruction.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One who listens to a speaker in one language and relates that utterance to the audience in a different language. Contrasted with translator.
  • n. One who explains something, such as an art exhibit.
  • n. A program which executes another program written in a programming language other than machine code.

from the GNU version of the Collaborative International Dictionary of English

  • n. One who or that which interprets, explains, or expounds; a translator; especially, a person who translates orally between two parties.

from The Century Dictionary and Cyclopedia

  • n. One who or that which interprets; one who explains or expounds; an expositor; a translator; especially, one who explains what is said in a different language.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (computer science) a program that translates and executes source language statements one line at a time
  • n. someone who mediates between speakers of different languages
  • n. an advocate who represents someone else's policy or purpose
  • n. someone who uses art to represent something


From Middle English, from Latin interpretor ("to explain, expound, understand"), from interpres ("agent, translator"). (Wiktionary)


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