Protanopia
nounverified·updated May 18, 2026
dichromacy characterized by lowered sensitivity to long wavelengths of light resulting in an inability to distinguish red and purplish blue
Wordset Dictionary
Classifications
Entity Type
Unknown—glossary_import_default_pending_classifier
?unassignedlast reviewed —
Sensitivity
unclassified
Information Class
unclassified
Variants
- synonym
- red-blindness
- plural
- Protanopias
- possessive
- Protanopia's
- pluralpossessive
- Protanopias'