Definition of scotoma in English:

scotoma

noun

Medicine
  • A partial loss of vision or blind spot in an otherwise normal visual field.

    • ‘The ability to read with visual aids depends on the size and density of the central scotoma and the degree to which the person retains sensitivity to contrast.’
    • ‘The patient performs this test daily at home and is instructed to call the physician if line distortions or scotomas are detected and persist for one or two days.’
    • ‘At each monthly visit patients should be questioned regarding possible visual disturbances including blurred vision or scotomata.’
    • ‘Patients with age-related macular degeneration may complain of acute loss of vision, blurred vision, scotomas or chronic distortion of vision.’
    • ‘Half of them had clear prodromata, such as scintillating scotomas and sensitivity to odors and noise.’
    dizziness, light-headedness, loss of balance, loss of equilibrium, spinning of the head, swimming of the head
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Origin

Mid 16th century (denoting dizziness and dim vision): via late Latin from Greek skotōma, from skotoun darken, from skotos darkness.

Pronunciation:

scotoma

/skɒˈtəʊmə/