Lexic.us

Definition of Red-blindness

1. Noun. Dichromacy characterized by lowered sensitivity to long wavelengths of light resulting in an inability to distinguish red and purplish blue.

Lexicographical Neighbors of Red-blindness

Literary usage of Red-blindness

Below you will find example usage of this term as found in modern and/or classical literature:

1. Textbook of human physiology by Leonard Landois, William Stirling (1889)
"At first gwn- blindness occurs, which is soon followed by red blindness. The peripheral zone of the rrt.ni suffers sooner than the central area. ..."

2. Text-book of Human Physiology: Including Histology and Microscopical Anatomy by Leonard Landois, Albert Philson Brubaker (1905)
"(b) red-blindness (or red-green blindness with shortening of the spectrum; ... Green-blindness appears first, and is followed shortly by red-blindness. ..."

3. Diseases of the Eye: Handbook of Ophthalmic Practice for Students and by George Edmund De Schweinitz (1903)
"A person afflicted with red-blindness (red-green blindness, according to Hering), again to quote from Thomson, confounds light-red colors with dark green, ..."

4. Text-book of Ophthalmology by Ernst Fuchs (1911)
"with red blindness to have the same color as red is that hue of bluish-green ... A person with red blindness, however, can distinguish these two sensations ..."

5. Transactions of the Kansas Academy of Science by Kansas Academy of Science (1885)
"Of the usually more prevalent type, ( red-blindness,) but four cases were detected. The total amount of red-blindness was therefore less than 6 per cent. ..."

6. A Text-book of Physiology for Medical Students and Physicians by William Henry Howell (1911)
"The most common by far of these groups is that of so- called red-blindness (protanopia); it constitutes the usual form of color blindness. ..."

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