protanopia
A form of color blindnessA form of color blindness. Involves a defect in distinguishing between red and green.
Meaning
1 senses(uncountable, usually)A form of color blindness. Involves a defect in distinguishing between red and green.
More definitions
- dichromacy characterized by lowered sensitivity to long wavelengths of light resulting in an inability to distinguish red and purplish blue
Translations
1 languagesOrigin
From proto- (“first (color)”) + an- (“without”) + -opia (“vision”).From proto- (“first (color)”) + an- (“without”) + -opia (“vision”).
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Forms
plural: protanopias| Singular | protanopia |
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uncountable
Synonyms
1 synonymsClose in meaning
- dichromacy characterized by lowered sensitivity to long wavelengths of light resulting in an inability to distinguish red and purplish blue:red-blindness
Word family
5 related wordsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable