n. vision impairment characterized by a defect in retinal response to the color red

English contemporary dictionary. 2014.

Look at other dictionaries:

  • protanomaly —    The term protanomaly comes from the Greek wordsprotos (first) and anomalia (anomaly, irregularity). It translates loosely as an irregularity in the ability to perceive the first of the primary colours (i.e. red) . The term s introduction is… …   Dictionary of Hallucinations

  • protanomaly — noun A form of colour blindness causing a lower sensitivity to red light. He asked them to use blue for emphasis because the red they were using appeared black due to his protanomaly …   Wiktionary

  • protanomaly — protanomalous, adj. /proht n om euh lee/, n. Ophthalm. a defect of vision characterized by a diminished response of the retina to red. [1935 40; PROT + ANOMALY] * * * …   Universalium

  • protanomaly — A deficiency of color perception in which the red sensitive pigment in cones is decreased. [G. protos, first, + anomalia, anomaly] * * * prot·anom·a·ly ə lē n, pl lies deficient color vision in which an abnormally large proportion of red is… …   Medical dictionary

  • protanomaly — prot·anomaly …   English syllables

  • protanomaly — “+ noun Etymology: International Scientific Vocabulary prot + anomaly; probably originally formed as German protanomalie : trichromatism in which an abnormally large proportion of red is required to match the spectrum compare deuteranomaly,… …   Useful english dictionary

  • Color blindness — Colorblind and Colourblind redirect here. For other uses, see Colorblind (disambiguation). Color blindness or color deficiency Classification and external resources An 1895 illustration of normal vision and various kinds of color blindness …   Wikipedia

  • trichromatism — The state of being trichromatic. [tri + G. chroma, color] anomalous t. a defect in color perception in which there appears to be an abnormality or deficiency in one of the three primary pigments of the retinal cones. See …   Medical dictionary

  • protan — pro·tan (proґtan) 1. pertaining to protanomaly or protanopia. 2. a person with protanomaly or protanopia …   Medical dictionary

  • protanomalous — |prōd.+ adjective Etymology: prot + anomalous : exhibiting protanomaly * * * protanomˈalous adjective • • • Main Entry: ↑protanomaly …   Useful english dictionary

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