scotoma
Americannoun
noun
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pathol a blind spot; a permanent or temporary area of depressed or absent vision caused by lesions of the visual system, viewing the sun directly ( eclipse scotoma ), squinting, etc
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psychol a mental blind spot; inability to understand or perceive certain matters
Other Word Forms
Derived Forms
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Nouns
Etymology
Origin of scotoma
1535–45; < Late Latin < Greek skótōma dizziness. See scoto-, -oma
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Look at a partial eclipse long enough and you can burn the sun into your retinas, which can result in a permanent hole in your vision called a scotoma.
From Slate ● Mar. 3, 2024
Another memorable image is a scientific illustration of “a scintillating scotoma, one of many manifestations of migraine aura.”
From Washington Post ● Apr. 20, 2023
In the spectrum’s wake was an area of diminished vision called a scotoma.
From Nature ● Oct. 13, 2020
The field of vision is frequently limited by the white and exhibits much stranger anomalies, a special irregularity of outline with deep peripheral scotoma, which we shall see is a special characteristic of the epileptic.
From Criminal Man According to the Classification of Cesare Lombroso by Lombroso, Gina
The other phenomenon above mentioned, which occurs in defective vision without being actually a necessary symptom, is the depreciation of the central visual acuity, which we designate as central scotoma in acquired amblyopia.
From Schweigger on Squint A Monograph by Dr. C. Schweigger by Schweigger, C.
The two pathological processes that operate to destroy the function of the retina suffice to produce scotomata in the field of vision of varying shapes.
From Glaucoma A Symposium Presented at a Meeting of the Chicago Ophthalmological Society, November 17, 1913 by Nance, Willis O.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
