Protanomaly

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A form of colour blindness causing a lower sensitivity to red light. countable, uncountable

    "He asked them to use blue for emphasis because the red they were using appeared black due to his protanomaly."

Example

More examples

"He asked them to use blue for emphasis because the red they were using appeared black due to his protanomaly."

Related phrases

colour blindness

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.