retinitis pigmentosa

noun
retinitis pig·​men·​to·​sa | \ -ˌpig-mən-ˈtō-sə How to pronounce retinitis pigmentosa (audio) , -(ˌ)men-, -zə \

Definition of retinitis pigmentosa

: any of several hereditary progressive degenerative diseases of the eye marked by night blindness in the early stages, atrophy and pigment changes in the retina, constriction of the visual field, and eventual blindness

Examples of retinitis pigmentosa in a Sentence

Recent Examples on the Web Researchers have used optogenetic techniques to partially reverse blindness and have found promising results in clinical trials using optogenetics on patients with retinitis pigmentosa, a group of genetic disorders that break down retinal cells. Marc Zimmer, The Conversation, 5 Aug. 2021 Optogenetic therapies to restore vision have been utilized for over a decade by scientists to treat people with degenerative eye diseases, such as retinitis pigmentosa. William A. Haseltine, Forbes, 8 June 2021 Imagine what suffering from retinitis pigmentosa is like. William A. Haseltine, Forbes, 8 June 2021 Christopher and his sister, Dina, were born with retinitis pigmentosa, eye disorders that left them legally blind at birth. BostonGlobe.com, 15 Aug. 2021 Meyers, 26, has Usher syndrome, a genetic disorder that causes deafness or hearing loss and the eye disease retinitis pigmentosa that affects vision and worsens over time. David Williams, CNN, 21 July 2021 Tatel was diagnosed with retinitis pigmentosa in 1957 as a teen attending Montgomery Blair High School. Washington Post, 8 July 2021 Razor that Burke, who was diagnosed with retinitis pigmentosa at age 4 and lost almost all of her sight at 14, was able to successfully shave her legs. Rachel Desantis, PEOPLE.com, 29 June 2021 In retinitis pigmentosa and similar hereditary retinal disorders, the photoreceptors break down and stop working. Amy Dockser Marcus, WSJ, 24 May 2021 See More

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

First Known Use of retinitis pigmentosa

1859, in the meaning defined above

History and Etymology for retinitis pigmentosa

New Latin, pigmented retinitis

Learn More About retinitis pigmentosa

Time Traveler for retinitis pigmentosa

Time Traveler

The first known use of retinitis pigmentosa was in 1859

See more words from the same year

Dictionary Entries Near retinitis pigmentosa

retinitis

retinitis pigmentosa

retinoblastoma

See More Nearby Entries 

Statistics for retinitis pigmentosa

Cite this Entry

“Retinitis pigmentosa.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retinitis%20pigmentosa. Accessed 21 May. 2022.

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

More Definitions for retinitis pigmentosa

retinitis pigmentosa

noun
retinitis pig·​men·​to·​sa | \ -ˌpig-mən-ˈtō-sə, -(ˌ)men-, -zə How to pronounce retinitis pigmentosa (audio) \

Medical Definition of retinitis pigmentosa

: any of several hereditary progressive degenerative diseases of the eye marked by night blindness in the early stages, atrophy and pigment changes in the retina, constriction of the visual field, and eventual blindness abbreviation RP

called also pigmentary retinopathy

More from Merriam-Webster on retinitis pigmentosa

Britannica.com: Encyclopedia article about retinitis pigmentosa

WORD OF THE DAY

Test Your Vocabulary

Great Words for Scrabble

  • scrabble tiles that read scrabble quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!