protanopia
noun
prot·an·opia
ˌprōt-ə-ˈnō-pē-ə 
: a dichromatism in which the spectrum is seen in tones of yellow and blue with confusion of red and green and reduced sensitivity to monochromatic lights from the red end of the spectrum
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“Protanopia.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/protanopia. Accessed 26 Nov. 2024.
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