Definition of coloboma in English:

coloboma

Syllabification: col·o·bo·ma
Pronunciation: /ˌkäləˈbōmə
 
/

noun

Medicine
  • A congenital malformation of the eye causing defects in the lens, iris, or retina.
    More example sentences
    • Newborns with aniridia or coloboma should have a formal eye examination.
    • Depending on the extent and location of the coloboma, there may be decreased visual acuity, nystagmus, strabismus, photophobia, and a loss of visual fields.
    • Complete coloboma is when all of the structures of the eye are involved; these are the choroid, the retina, the optic disk, the ciliary body, the macular and the iris.

Origin

mid 19th century: modern Latin, from Greek kolobōma 'part removed in mutilation', from kolobos 'cut short'.

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a small amount; a little