from The Century Dictionary.

  • noun A too frequent use of words containing the letter l in speaking or writing. A Latin example appears in the following:
  • noun An imperfect pronunciation of the letter r, making it sound like l; lallation.

from the GNU version of the Collaborative International Dictionary of English.

  • noun A fault in speaking or in composition, which consists in too frequent use of the letter l, or in doubling it erroneously.
  • noun A defect in pronunciation of the letter l when doubled, which consists in giving it a sound as if followed by y, similar to that of the letters lli in billion.
  • noun The use of the sound of l for that of r in pronunciation; lallation.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Pronunciation of other sounds, typically r, as l.

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

  • noun speech defect involving excessive use or unusual pronunciation of the phoneme `l'


from Wiktionary, Creative Commons Attribution/Share-Alike License

from Greek letter λάμδα (lambda)


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  • They comprise chiefly: sigmatism or imperfect pronunciation of s; rhotacism or imperfect pronunciation of r; lambdacism or imperfect pronunciation of l; gam -

    The Montessori Method Anne E. Montessori George 1912


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  • Also, pronouncing the letter r as l (or lallation).

    July 9, 2008