Noun: scotoma (scotomas,scotomata) sku'tow-mu or skó'tow-mu
- An isolated area of diminished vision within the visual field
"The patient reported a scotoma in her left eye, which appeared as a dark spot in her vision"
Derived forms: scotomas, scotomata
Type of: vision defect, visual defect, visual disorder, visual impairment
Encyclopedia: Scotoma