Definition of trichiasis in English:

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Pronunciation: /ˌtrɪkɪˈeɪsɪs/
Pronunciation: /trɪˈkʌɪəsɪs/


[mass noun] Medicine
Ingrowth or introversion of the eyelashes.
Example sentences
  • About 7.6 million people have trachomatous trichiasis, the blinding stage of this infectious disease.
  • Adverse outcomes of interventions were corneal exposure, ulceration, phthisis bulbi, and severe recurrent trichiasis.
  • The surgery is a simple procedure for realigning the inturned eyelashes of trichiasis patients.


Mid 17th century: via late Latin from Greek trikhiasis, from trikhian 'be hairy'.

For editors and proofreaders

Line breaks: trich|ia¦sis

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