a defect of vision in a defined area of the visual field in one or both eyes. A common prodromal symptom is a shimmering film appearing as an island in the visual field.
Etymology: Latin from Greek skotōma giddiness, from skotoun to make dark, from skotos darkness, oma, tumor
(Pathology) 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)
(Psychology) psychol a mental blind spot; inability to understand or perceive certain matters
- the darkness of death
- the darkness of the netherworld
- the darkness of the womb
- the dark part or shadow in a picture