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Stigmatism vs Sigmatism - What's the difference?

stigmatism | sigmatism |

As nouns the difference between stigmatism and sigmatism

is that stigmatism is image-formation property of an optical system which focuses a single point source in object space into a single point in image space while sigmatism is a lisp.

stigmatism

English

Noun

  • (optics) Image-formation property of an optical system which focuses a single point source in object space into a single point in image space
  • (medicine) Normal eyesight, anastigmatic state
  • (pathology) State of having stigmata

    • Antonyms

    * astigmatism

    Related terms

    * stigmata * stigmatic

    sigmatism

    English

    Noun

  • A lisp.
  • Defective pronunciation of sibilant sounds.
  • * {{quote-news, year=2007, date=October 30, author=C. Claiborne Ray, title=Whence the Whistle?, work=New York Times citation
    • , passage=The flaw in pronouncing a sibilant S, which speech therapists call sigmatism , can follow even minor changes to the way the tongue aligns with the teeth. }}