scot-, scoto-, skot-, skoto- +

(Greek: darkness; blindness)

scotomaphobia (s) (noun) (no plural)
An abnormal apprehension of having blind areas in the visual field: Because Mary's mother had an eye illness, Mary had scotomaphobia, totally afraid of having disturbances in her sight, like macula degeneration, and not being able to see everything perfectly.
Of, relating to, pertaining to, or affected by scotoma.
An instrument for recording and measuring the size of scotomata.
The technique of identifying and measuring scotomata.
The presence or formation of scotomata.
1. The development of scotomata in the visual field.
2. The development of figurative blind spots resulting in the suppression of certain items of information and knowledge.
1. Dizziness with dimness of sight.
2. Obscuration of the field of vision due to the appearance of a dark spot before the eye.
scotophile, skotophile
An organism that requires or has an affinity for darkness.
The measurement of the length of the day or the night was accomplished by an endogenous, or built-in, daily rhythm that consisted of two half-cycles, one photophilic, "light-loving" and the other scotophilic, "dark loving".
—"The Biological Clock of Insects" by D.S. Saunders;
Scientific American; February 1976; page 115.
scotophilia, scotophiliac; skotophilia, skotophiliac
1. Thriving in darkness or in darkened situations.
2. A reference to the dark phase of a light/dark cycle.
3. A preference for the night or darkness.
scotophilous, skotophilous
In biology, dwelling in darkness; also geophilous.
scotophily, skotophily
1. Thriving in darkness or in darkened situations.
2. A reference to the dark phase of a light/dark cycle.
scotophobia (s) (noun) (no plural)
An abnormal or exaggerated dread of the night or darkness: When it was dusk, Mrs. Simmons, suffering from scotophobia, always pulled the curtains closed in her house and turned on all the lights because she feared the blackness of the evening hours
Material, usually potassium chloride, that darkens under electron bombardment and is used for screens of cathode-ray tubes.
A plant living in darkness.
1. The adaptation of the eye to darkness.
2. Loss of color perception, with the ability to discern only shades of black and white.
3. Vision when the eye is adapted to the dark; also: night vision, rod vision, and twilight vision.

Other related "dark; shadow, shade; black" units: lygo-; melan-; nigri-; nocti-; nycti-; skio-; umbra-.