ACHROMATOPSIA
\ˌakɹə͡ʊmɐtˈɒpsi͡ə], \ˌakɹəʊmɐtˈɒpsiə], \ˌa_k_ɹ_əʊ_m_ɐ_t_ˈɒ_p_s_iə]\
Definitions of ACHROMATOPSIA
- 2010 - Medical Dictionary Database
- 1898 - Warner's pocket medical dictionary of today.
- 1846 - Medical lexicon: a dictionary of medical science
- 1900 - A dictionary of medicine and the allied sciences
- 1898 - American pocket medical dictionary
- 1916 - Appleton's medical dictionary
Sort: Oldest first
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Defects of color vision are mainly hereditary traits but can be secondary to acquired or developmental abnormalities in the CONES (RETINA). Severity of hereditary defects of color vision depends on the degree of mutation of the OPSIN genes (on X CHROMOSOME and CHROMOSOME 3, HUMAN) that code the photopigments for red, green and blue.
By DataStellar Co., Ltd
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Incapability of distinguishing colours; a defect situate in the cerebral part of the visual organ. Persons so circumstanced have been termed, by Mr. Whewell, Idiopts. See Acyanoblepsia and Anerythropsia.
By Robley Dunglison
By Alexander Duane
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Color-blindness.
By Willam Alexander Newman Dorland
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Colorblindness. [Gr.]
By Smith Ely Jelliffe