retinal
1 of 2adjective
ret·i·nal ˈre-tə-nəl 
ˈret-nəl
: of, relating to, involving, or being a retina
retinal
2 of 2noun
ret·i·nal ˈre-tə-ˌnal
-ˌnȯl
: a yellowish to orange aldehyde C20H28O derived from vitamin A that in combination with proteins forms the visual pigments of the retinal rods and cones
Example Sentences
Recent Examples on the Web
Forbes, 5 July 2022 Born in San Francisco in 1932, Cantwell was diagnosed with tuberculosis as well as a partial retinal detachment in his youth. Ryan Parker, The Hollywood Reporter, 22 May 2022 Read on for our favorite gentle-yet-effective retinal serum, a great leave-in conditioner for 4C hair, and more. ELLE, 15 Apr. 2022 Among mammals, only some primates have three types of retinal cones. Max G. Levy, Wired, 7 Feb. 2022 Some notable examples of biometric data include fingerprints, retinal scans, facial recognition, typing cadence, voice patterns, signatures, DNA scans and behavioral patterns such as web search histories. Jonathan Herpy, Forbes, 5 Apr. 2021 The active ingredient, pilocarpine, is one of a class of drugs called miotics, which pose some risk of retinal detachment (although no one had that problem in the clinical trials, says Dr. Chu). Steven Odierna As Told To Stephanie Dolgoff, Good Housekeeping, 9 Mar. 2022 Prosecutors say the infant sustained a brain bleed, retinal hemorrhaging, and fractures to both his legs that required the child to be hospitalized at Stony Brook Hospital. Jeff Truesdell, PEOPLE.com, 28 Feb. 2022 In other words: An epidemic of myopia could lead to an epidemic of retinal detachment, glaucoma, and the early development of cataracts. Fortune, 12 Jan. 2022 Amanda Chan, Teen Vogue, 8 Oct. 2017 See More
Adjective
Although Sue lives with the same retinal disease as her mother, Alice, the decades separating their diagnoses made all the difference. Forbes, 5 July 2022 Born in San Francisco in 1932, Cantwell was diagnosed with tuberculosis as well as a partial retinal detachment in his youth. Ryan Parker, The Hollywood Reporter, 22 May 2022 Read on for our favorite gentle-yet-effective retinal serum, a great leave-in conditioner for 4C hair, and more. ELLE, 15 Apr. 2022 Among mammals, only some primates have three types of retinal cones. Max G. Levy, Wired, 7 Feb. 2022 Some notable examples of biometric data include fingerprints, retinal scans, facial recognition, typing cadence, voice patterns, signatures, DNA scans and behavioral patterns such as web search histories. Jonathan Herpy, Forbes, 5 Apr. 2021 The active ingredient, pilocarpine, is one of a class of drugs called miotics, which pose some risk of retinal detachment (although no one had that problem in the clinical trials, says Dr. Chu). Steven Odierna As Told To Stephanie Dolgoff, Good Housekeeping, 9 Mar. 2022 Prosecutors say the infant sustained a brain bleed, retinal hemorrhaging, and fractures to both his legs that required the child to be hospitalized at Stony Brook Hospital. Jeff Truesdell, PEOPLE.com, 28 Feb. 2022 In other words: An epidemic of myopia could lead to an epidemic of retinal detachment, glaucoma, and the early development of cataracts. Fortune, 12 Jan. 2022 Noun
Using gentle microdermabrasion scrubs, retinals, and other exfoliation-boosting products can help prevent them, as does avoiding using heavy creams and makeup. Amanda Chan, Teen Vogue, 8 Oct. 2017 See More Word History
Etymology
Noun
retin- + -al entry 3
First Known Use
Adjective
1798, in the meaning defined above
Noun
1944, in the meaning defined above
Phrases Containing retinal
Medical Definition
retinal 1 of 2
adjective
ret·i·nal ˈret-ᵊn-əl, ˈret-nəl
: of, relating to, involving, or being a retina
a retinal examination
retinal rods
retinal
2 of 2noun
ret·i·nal ˈret-ᵊn-ˌal -ˌȯl
-ˌȯl : a yellowish to orange aldehyde C20H28O derived from vitamin A that in combination with proteins forms the visual pigments of the retinal rods and cones
called also retinene, retinene1, vitamin A aldehyde
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