scotoma

[ skoh-toh-muh ]

/ skoʊˈtoʊ mə /

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noun, plural sco·to·mas, sco·to·ma·ta

[skoh-toh-muh-tuh]. /skoʊˈtoʊ mə tə/. Pathology.

loss of vision in a part of the visual field; blind spot.

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Origin of scotoma

1535–45; <Late Latin <Greek skótōma dizziness. See scoto-, -oma

OTHER WORDS FROM scotoma

sco·tom·a·tous

[skoh-tom-uh-tuhs], /skoʊˈtɒm ə təs/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for scotoma

scotoma

/ (skɒˈtəʊmə) /

noun plural -mas or -mata (-mətə)

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

psychol a mental blind spot; inability to understand or perceive certain matters

Derived forms of scotoma

scotomatous (skɒˈtɒmətəs), adjective

Word Origin for scotoma

C16: via Medieval Latin from Greek skotōma giddiness, from skotoun to make dark, from skotos darkness

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for scotoma

scotoma

[ skə-tō′mə ]

n. pl. sco•to•mas

An area of diminished vision within the visual field.

blind spot