retinoblastoma

noun

ret·​i·​no·​blas·​to·​ma ˌre-tə-nō-ˌbla-ˈstō-mə How to pronounce retinoblastoma (audio)
plural retinoblastomas also retinoblastomata ˌre-tə-nō-ˌbla-ˈstō-mə-tə How to pronounce retinoblastoma (audio)
: a malignant tumor of the retina that develops during childhood, is derived from retinal germ cells, and is associated with a chromosomal abnormality

Examples of retinoblastoma in a Sentence

Recent Examples on the Web Two syndromes that increase the risk are familial retinoblastoma and neurofibromatosis type 1. Radiation therapy for cancer: People who have undergone radiation treatment for different cancers have a higher likelihood of developing sarcoma later in life. Julia Gomez, USA TODAY, 10 June 2024 Before even reaching grade school, Mia has already battled retinoblastoma, the most common eye cancer among children, according to the American Cancer Society. Eve Chen, USA TODAY, 3 Sep. 2023 At the age of 4 months, he was diagnosed with retinoblastoma in both eyes. Lawrence D Rosenblum, Discover Magazine, 19 Aug. 2014 She was born with retinoblastoma, a form of eye cancer, and is blind. Los Angeles Times, 9 Apr. 2021 Their approach: Raising awareness for retinoblastoma; donating Carly-Faith’s eye to cancer research; and fundraising to alleviate the financial burdens for families of pediatric cancer patients. Amie Just | Staff Writer, NOLA.com, 4 Jan. 2021 The hitmaker's late sister Jaime died of eye cancer (specifically retinoblastoma) in 1998. Darlene Aderoju, PEOPLE.com, 14 Mar. 2021 For My Cause, My Cleats this year, Davis wore cleats pertaining to retinoblastoma awareness. Amie Just | Staff Writer, NOLA.com, 4 Jan. 2021 This summer, Davis and his family received heartbreaking news in May when their 10-month-old daughter Carly-Faith was diagnosed with retinoblastoma, a rare optical cancer that affects roughly 300 children per year. Amie Just | Staff Writer, NOLA.com, 4 Jan. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'retinoblastoma.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin, from retin- + blast- + -oma

First Known Use

1924, in the meaning defined above

Time Traveler
The first known use of retinoblastoma was in 1924

Dictionary Entries Near retinoblastoma

Cite this Entry

“Retinoblastoma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retinoblastoma. Accessed 13 Jul. 2024.

Medical Definition

retinoblastoma

noun
ret·​i·​no·​blas·​to·​ma ˌret-ᵊn-ō-ˌblas-ˈtō-mə How to pronounce retinoblastoma (audio)
plural retinoblastomas also retinoblastomata -mət-ə How to pronounce retinoblastoma (audio)
: a hereditary malignant tumor of the retina that develops during childhood, is derived from retinal germ cells, and is associated with a chromosomal abnormality

More from Merriam-Webster on retinoblastoma

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