dental lisp

dental lisp

noun Phonetics.

  1. See under lisp(def 2).


  1. a speech defect consisting in pronouncing s and z like or nearly like the th-sounds of thin and this, respectively.
  2. Phonetics. any unconventional articulation of the sibilants, as the pronunciation of s and z with the tongue between the teeth (lingual protrusion lisp), close to or touching the upper front teeth (dental lisp), or raised so that the breath is emitted laterally (lateral lisp).
  3. the act, habit, or sound of lisping.

verb (used with or without object)

  1. to pronounce or speak with a lisp.
  2. to speak imperfectly, especially in a childish manner.


  1. the articulation of s and z like or nearly like the th sounds in English thin and then respectively
  2. the habit or speech defect of pronouncing s and z in this manner
  3. the sound of a lisp in pronunciation


  1. to use a lisp in the pronunciation of (speech)
  2. to speak or pronounce imperfectly or haltingly


  1. a high-level computer-programming language suitable for work in artificial intelligence

late Old English awlyspian “to lisp,” from wlisp (adj.) “lisping,” probably of imitative origin (cf. Middle Dutch, Old High German lispen, Danish læspe, Swedish läspa). Related: Lisped; lisping.


1620s, from lisp (v.).


  1. A speech defect or mannerism characterized by mispronunciation of the sounds (s) and (z) as (th) and (th).


  1. To speak with a lisp.

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