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

  • adj. Using or knowing only one language.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. knowing, or using a single language

from the GNU version of the Collaborative International Dictionary of English

  • adj. Using or knowing only one language. Opposite of multilingual.

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

  • adj. using or knowing only one language
  • n. a person who knows only one language


mono- +‎ lingual (Wiktionary)



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