amaurosis
noun
am·au·ro·sis
ˌa-mȯ-ˈrō-səs 
plural amauroses
ˌa-mȯ-ˈrō-ˌsēz
: partial or complete loss of sight occurring especially without an externally perceptible change in the eye
Examples of amaurosis in a Sentence
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After several tests, Jace was diagnosed with an aggressive form of leber congenital amaurosis (LCA), a rare genetic condition that affects how the retina is developed and causes babies to be born blind or with low vision.
—
Vanessa Etienne, People.com, 21 Feb. 2025
In laboratories and clinics around the world, gene therapies are being successfully deployed to treat a range of diseases, including certain types of immune deficiency, retinal amaurosis, leukemia, myeloma, hemophilia, and Parkinson’s.
—Jamie F. Metzl, Foreign Affairs, 10 Oct. 2014
For example, Leber congenital amaurosis, a rare genetic eye disorder, isn't on the federal list even though the Food and Drug Administration approved a gene therapy for it in 2017.
—Aria Bendix, NBC News, 17 June 2023
Editas Medicine released some data on its experimental drug for Leber congenital amaurosis, an eye disorder, which indicated that out of three doses tested, two patients did not see a significant improvement in a test of functional sight, while the other patient showed some improvement.
—Trefis Team, Forbes, 19 Oct. 2021
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Vanessa Etienne, People.com, 21 Feb. 2025
In laboratories and clinics around the world, gene therapies are being successfully deployed to treat a range of diseases, including certain types of immune deficiency, retinal amaurosis, leukemia, myeloma, hemophilia, and Parkinson’s.
—Jamie F. Metzl, Foreign Affairs, 10 Oct. 2014
For example, Leber congenital amaurosis, a rare genetic eye disorder, isn't on the federal list even though the Food and Drug Administration approved a gene therapy for it in 2017.
—Aria Bendix, NBC News, 17 June 2023
Editas Medicine released some data on its experimental drug for Leber congenital amaurosis, an eye disorder, which indicated that out of three doses tested, two patients did not see a significant improvement in a test of functional sight, while the other patient showed some improvement.
—Trefis Team, Forbes, 19 Oct. 2021
See All Example Sentences for amaurosis
Cite this Entry
“Amaurosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amaurosis. Accessed 15 Jul. 2025.
Copy CitationMedical Definition
amaurosis
noun
am·au·ro·sis
ˌam-ȯ-ˈrō-səs
plural amauroses
-ˌsēz
: partial or complete loss of sight occurring especially without an externally perceptible change in the eye
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