blue-blindness

Từ điển Oxford Learners Wordfinder Dictionary

noun

rare form of dichromacy characterized by a lowered sensitivity to blue light resulting in an inability to distinguish blue and yellow
• Syn:
tritanopia
• Derivationally related forms:
blue-blind, tritanopic (for: tritanopia)
• Hypernyms:
yellow-blue dichromacy, yellow-blue color blindness