tetartanopia

См. также в других словарях:

• tetartanopia — te·tar·ta·no·pia te .tär tə nō pē ə n dichromatism in which the spectrum is seen in tones of red and green with blue and yellow replaced by gray * * * tet·ar·ta·no·pia (tet″ər tə noґpe ə) [Gr. tetartos fourth + an 1 + opia] 1 …   Medical dictionary

• tetartanopia — noun a form of dichromacy characterized by lowered sensitivity to yellow light; so rare that its existence has been questioned • Syn: ↑yellow blindness • Hypernyms: ↑yellow blue dichromacy, ↑yellow blue color blindness …   Useful english dictionary

• quadrantanopia — Loss of vision in a quarter section of the visual field of one or both eyes; if bilateral, it may be homonymous or heteronymous, binasal or bitemporal, or crossed, e.g., involving the upper quadrant in one eye and the lower quadrant in the other …   Medical dictionary

• color vision deficiency — any deviation from normal color vision; these conditions are popularly called by the misleading term color blindness. See monochromatic vision, dichromatic vision, protanopia, deuteranopia, tritanopia, and tetartanopia …   Medical dictionary

• tetartanopsia — tet·ar·ta·nop·sia (tet″ər tə nopґse ə) tetartanopia …   Medical dictionary

• dichromatic vision — a color vision deficiency (q.v.) in which one of the three cone pigments is missing altogether. The most common forms are protanopia and deuteranopia, each of which is transmitted by X linked inheritance and affects about 1 per cent of white… …   Medical dictionary

• yellow-blindness — noun a form of dichromacy characterized by lowered sensitivity to yellow light; so rare that its existence has been questioned • Syn: ↑tetartanopia • Hypernyms: ↑yellow blue dichromacy, ↑yellow blue color blindness …   Useful english dictionary

• yellow-blue color blindness — noun confusion of yellow and blue • Syn: ↑yellow blue dichromacy • Hypernyms: ↑dichromacy, ↑dichromatism, ↑dichromatopsia, ↑dichromia, ↑dichromasy • Hyponyms: ↑ …   Useful english dictionary

• yellow-blue dichromacy — noun confusion of yellow and blue • Syn: ↑yellow blue color blindness • Hypernyms: ↑dichromacy, ↑dichromatism, ↑dichromatopsia, ↑dichromia, ↑dichromasy • Hyponyms: ↑ …   Useful english dictionary