trichiasis

noun

tri·​chi·​a·​sis tri-ˈkī-ə-səs 

: a turning inward of the eyelashes often causing irritation of the eyeball

Word History

Etymology

Late Latin, from Greek, from trich- + -iasis

First Known Use

1661, in the meaning defined above

Medical Definition

trichiasis

noun

tri·​chi·​a·​sis trik-ˈī-ə-səs 

: a turning inward of the eyelashes often causing irritation of the eyeball