Etymology
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scotoma (n.)

(plural scotomata), 1875 as "defect in the visual field," from Late Latin scotoma, from Latinized form of Greek skotōma "dizziness," from skotoun "to darken," from skotos "darkness" (from PIE root *skoto- "dark, shade."). Earlier as "dizziness accompanied by dimness of sight" (1540s). Related: Scotomatical.

updated on February 09, 2022

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