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) \

Definition of retinoblastoma

: 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 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 Shortly after his daughter Christy was born, she was diagnosed with retinoblastoma, a cancer that took her eyesight at a young age. Nataly Keomoungkhoun, Dallas News, 30 Dec. 2020 Because retinoblastoma can be hereditary in some cases, all kids diagnosed with the cancer must undergo two forms of genetic testing. Amie Just | Staff Writer, NOLA.com, 29 Oct. 2020 Two short days after first being diagnosed with retinoblastoma, Carly-Faith returned home from outpatient surgery with only one eye. Amie Just | Staff Writer, NOLA.com, 29 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'retinoblastoma.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of retinoblastoma

1924, in the meaning defined above

History and Etymology for retinoblastoma

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

Learn More About retinoblastoma

Time Traveler for retinoblastoma

Time Traveler

The first known use of retinoblastoma was in 1924

See more words from the same year

Dictionary Entries Near retinoblastoma

retinitis pigmentosa

retinoblastoma

retinoic acid

See More Nearby Entries 

Statistics for retinoblastoma

Cite this Entry

“Retinoblastoma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retinoblastoma. Accessed 28 Nov. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for retinoblastoma

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) \

Medical Definition of retinoblastoma

: 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

Britannica.com: Encyclopedia article about retinoblastoma

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!