relucency

plural relucencies

1. countableuncountableDispersion of light within the eye (leading to loss of focus), a typical symptom of cataracts.

   Lesions appear as subepithelial to stromal gray/white, crystalline, relucencies within the corneal stroma.

   2015, Douglas W. Esson, Clinical Atlas of Canine and Feline Ophthalmic Disease, John Wiley & Sons Inc, →ISBN, page 114

   2 more examples

   Each has a complex cellular structure, which leads to some internal dispersion of light, a feature called ‘relucency’. The more dense the optical structure is, the greater is its relucency. Relucency is a measure of the heterogeneity of a medium. There is no relucency in quality glass.

   1981, Frederick Carson Rodger, Eye Disease in the Tropics: A Practical Textbook for Developing Countries, Churchill Livingstone, →ISBN, page 3

   The guttae (guttata is an adjective!) are evident on slit lamp biomicroscopy as tiny drop-like relucencies on the posterior corneal surface.

   2011, Ralph C. Eagle, Eye Pathology: An Atlas and Text, 2nd edition, Lippincott Williams & Wilkins, page 98