International language

International language may refer to:

• Esperanto, whose original name was international language
  • Unua Libro or Dr. Esperanto's International Language, the first book detailing Esperanto
• International auxiliary language, a language meant for communication between people who do not share a common native language
• International English, a concept of the English language as a global means of communication
• International Sign
• Lingua franca, any language widely used beyond the population of its native speakers
• Love
• Mathematics
• Music
• Universal language, a hypothetical historical or mythical language said to be spoken and understood by all of the world's population
• World language, a language spoken internationally