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

  • adj. Characterized by erudition; learned. See Synonyms at learned.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Learned, scholarly, with emphasis on knowledge gained from books.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Characterized by extensive reading or knowledge; well instructed; learned.

from The Century Dictionary and Cyclopedia

  • Instructed; taught; learned; deeply read.
  • Characterized by erudition.
  • n. A learned person.

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

  • adj. having or showing profound knowledge


Middle English erudit, from Latin ērudītus, past participle of ērudīre, to instruct : ē-, ex-, ex- + rudis, rough, untaught; see rude.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin ērudītus, participle of ērudiō ("educate, train"), from e- ("out of") + rudis ("rude, unskilled"). (Wiktionary)



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  • This is obviously my favorite word.

    April 22, 2011

  • That's a particularly unerudite way to learn it.

    May 26, 2009

  • I learned this word thanks to Flight of the Conchords

    May 23, 2009

  • Aphrodite's brainy sister.

    November 11, 2008