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retinoblastoma

American  
[ret-noh-bla-stoh-muh] / ˌrɛt noʊ blæˈstoʊ mə /

noun

plural

retinoblastomas, retinoblastomata
  1. Pathology. an inheritable tumor of the eye.


Etymology

Origin of retinoblastoma

First recorded in 1920–25; retin(a) + -o- + blastoma

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Jack’s was one of very few documented diagnoses with retinoblastoma after the age of 8.

From Los Angeles Times • Mar. 6, 2025

Caroline was born with the same retinoblastoma, which left her partially sighted in one eye.

From BBC • Dec. 16, 2023

Rather, it’s a sweet and energetic 6-year-old boy from Bainbridge Island, Coleman Tawresey, who has endured a four-year battle with bilateral retinoblastoma, a rare eye cancer that’s now in remission.

From Seattle Times • Mar. 29, 2023

Having his son be diagnosed with retinoblastoma at such a young age changed Shaw's view of science and encouraged him to increase accessibility for blind or low-vision scientists within his field.

From Salon • Oct. 24, 2021

The most severe stage of retinoblastoma is group E.

From Fox News • Jul. 15, 2021

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